Category:Vacuum Tube Hearing Aids

Media in category "Vacuum Tube Hearing Aids"

The following 124 files are in this category, out of 124 total.

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  Beltone hearing aids from the 1940s, 1950s, and 1960s front view.jpg 1,600 × 1,398; 303 KB
  
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  Beltone hearing aids from the 1940s, 1950s, and 1960s rear view.jpg 1,600 × 1,288; 306 KB
  
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  Beltone Model L "Lyric" hearing aid (1952) battery compartment.jpg 1,600 × 1,200; 232 KB
  
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  Beltone Model M & TR hearing aid battery compartments.jpg 1,599 × 797; 183 KB
  
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  Early vacuum tube hearing aid.jpg 511 × 380; 31 KB
  
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  Hearing Aid Collection- Vintage Microtone Model 51 "Century" Vacuum Tube Hearing Aid, Similar to the Microtone "Classic", Made in St. Paul, MN, Circa 1950 (8615015706).jpg 3,366 × 3,439; 2.94 MB
  
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  Inside View - Vintage Radioear Vacuum Tube (Body) Hearing Aid, Model Number Unknown, 3 Sub-Miniature Tubes, Made In USA (21627201999).jpg 2,820 × 2,507; 2.42 MB
  
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  Inside View - Vintage Telex 1550 Vacuum Tube Hearing Aid, Made In USA, 4 Sub-Miniature Tubes, Circa 1942 (21626994449).jpg 2,132 × 2,823; 2.15 MB
  
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  Interior View of Western Electric Model 64 Hearing Aid (aka Model 134) with 3 Miniature Vacuum Tubes (8538266372).jpg 556 × 906; 334 KB
  
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  Rear View - Vintage Acousticon Model A-120 (Constellation) Vacuum Tube Hearing Aid, Circa 1948 (13960659637).jpg 2,383 × 3,074; 2.08 MB
  
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  Rear View - Vintage Telex Model 97 Vacuum Tube Hearing Aid, Circa 1947 (13960657559).jpg 2,231 × 2,910; 2.27 MB
  
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  Vacuum tube hearing aid use 1933.jpg 1,194 × 788; 190 KB
  
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  Vintage Acousticon Hearing Aid, Model A-150 with Minature Tubes (8329858718).jpg 1,198 × 2,112; 608 KB
  
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  Vintage Acousticon Model A-120 (Constellation) Vacuum Tube Hearing Aid, Circa 1948 (14147534484).jpg 1,996 × 3,210; 2 MB
  
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  Vintage Acousticon Model A-145 Vacuum Tube (Body) Hearing Aid, Made In England, Circa 1948 (26571718254).jpg 1,837 × 2,750; 2.01 MB
  
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  Vintage Acousticon Model A-145 Vacuum Tube (Body) Hearing Aid, Made In England, Circa 1948 (27082545302).jpg 1,922 × 2,690; 2.22 MB
  
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  Vintage Acousticon Model A-160 Vacuum Tube (Body) Hearing Aid, Made In USA, Circa 1949 (14133551289).jpg 2,057 × 3,106; 1.75 MB
  
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  Vintage Acousticon Model A-160 Vacuum Tube (Body) Hearing Aid, Made In USA, Circa 1949 (14133575810).jpg 2,190 × 3,217; 2.14 MB
  
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  Vintage Acousticon Model A-55 "Symphonic" Vacuum Tube Hearing Aid (Circa 1942-1945) (13108930055).jpg 1,849 × 2,965; 1.91 MB
  
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  Vintage Acousticon Model A-55 "Symphonic" Vacuum Tube Hearing Aid (Circa 1942-1945) (13109007633).jpg 3,099 × 3,046; 2.51 MB
  
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  Vintage Acousticon Model A-90 "Imperial" Vacuum Tube (Body) Hearing Aid, Anodized Aluminum Case, Circa 1947 (10843067695).jpg 2,307 × 3,285; 2 MB
  
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  Vintage Acousticon Model A-90 Vacuum Tube (Body) Hearing Aid, Model A-90 "Imperial", Anodized Aluminum Case, Measures 4-1-16 x 2-3-8 x 3-4", Circa 1947 (10843050114).jpg 2,472 × 3,368; 2.64 MB
  
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  Vintage Acousticon Tube (Body) Hearing Aid, Model A-69.50, Aluminum Case, Made in USA, Circa 1950 (10617039625).jpg 2,235 × 3,136; 1.56 MB
  
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  Vintage Acousticon Vacuum Tube (Body) Hearing Aid, Model A-69.50, Aluminum Case, Made in USA, Circa 1950 (10617255003).jpg 2,412 × 3,263; 2.3 MB
  
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  Vintage Acousticon Vacuum Tube Hearing Aid, Model A-120, "Constellation", Circa 1948 (8576504786).jpg 2,015 × 3,356; 2.31 MB
  
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  Vintage Beltone Harmony Vacuum Tube Hearing Aid, Circa 1946 (21327255701).jpg 2,290 × 2,891; 1.95 MB
  
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  Vintage Beltone Mono-Pac Model "M" (Melody) Vacuum Tube Hearing Aid, 1950 (8751522714).jpg 741 × 744; 121 KB
  
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  Vintage Beltone Mono-Pac Model "M" Melody Vacuum Tube (Body) Hearing Aid, Circa 1950 (20291742541).jpg 1,649 × 2,076; 1.37 MB
  
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  Vintage Beltone Mono-Pac Model "M" Melody Vacuum Tube Hearing Aid, 1950 (8807169000).jpg 2,489 × 2,998; 2.39 MB
  
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  Vintage Beltone Mono-Pac Model L "Lyric" Vacuum Tube Hearing Aid, Circa 1952 (8489994705).jpg 2,618 × 4,273; 3.01 MB
  
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  Vintage Beltone Mono-Pac Model L (Lyric) Vacuum Tube (Body) Hearing Aid, Made In USA, Circa 1952 (15370761846).jpg 2,879 × 3,456; 3.05 MB
  
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  Vintage Beltone Mono-Pac Model M (Melody) Vacuum Tube Hearing Aid, Made In USA, Circa 1950 (31534544641).jpg 4,023 × 2,933; 2.8 MB
  
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  Vintage Beltone Mono-Pac Model M Melody Vacuum Tube (Body) Hearing Aid, 3 Sub-Miniature Tubes, Inside View, Made In USA, Circa 1950 (38987352591).jpg 2,161 × 2,615; 1.62 MB
  
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  Vintage Beltone Mono-Pac Model M Melody Vacuum Tube (Body) Hearing Aid, 3 Sub-Miniature Tubes, Made In USA, Circa 1950 (38270631144).jpg 2,099 × 2,997; 1.56 MB
  
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  Vintage Beltone Mono-Pac Model M Melody Vacuum Tube (Body) Hearing Aid, Battery Compartment View, Made In USA, Circa 1950 (38099990915).jpg 2,348 × 2,566; 1.55 MB
  
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  Vintage Beltone Mono-Pac Model M Melody Vacuum Tube (Body) Hearing Aid, Made In USA, Circa 1950 (36780980381).jpg 1,718 × 2,304; 2.63 MB
  
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  Vintage Beltone Mono-Pac Model R Rhapsody Vacuum Tube (Body) Hearing Aid, Made In USA, Circa 1952 (39667095285).jpg 2,403 × 2,404; 2.06 MB
  
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  Vintage Beltone Mono-Pac Model S Symphonette Vacuum Tube (Body) Hearing Aid, 3 Sub-Miniature Vacuum Tubes, Made In USA, Circa 1948 (14807634217).jpg 2,583 × 2,941; 2.25 MB
  
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  Vintage Beltone Mono-Pac Model S Symphonette Vacuum Tube (Body) Hearing Aid, 3 Sub-Miniature Vacuum Tubes, Made In USA, Circa 1948 (34481243271).jpg 2,452 × 2,630; 1.65 MB
  
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  Vintage Beltone Mono-Pac, Model M "Melody" Hearing Aid, Vacuum Tube Unit, Circa 1950 (8638884782).jpg 4,608 × 3,456; 3.96 MB
  
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  Vintage Maico (Medical Acoustic Instrument Company) Model UD-9137 Vacuum Tube (Body) Hearing Aid, Measures 4-5-8 x 2-1-2 x 1", Plastic Body (10836727106).jpg 2,152 × 3,230; 2.07 MB
  
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  Vintage Maico Model F-1 Portable Audiometer Hearing Tester, Vacuum Tube Unit, Circa 1960s (16280400589).jpg 2,616 × 3,214; 2.18 MB
  
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  Vintage Maico Model F-1 Portable Audiometer Hearing Tester, Vacuum Tube Unit, Circa 1960s (16440624956).jpg 2,474 × 3,449; 1.87 MB
  
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  Vintage Maico Model L Vacuum Tube (Body) Hearing Aid, Circa 1951 (14523071498).jpg 1,913 × 3,106; 3.4 MB
  
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  Vintage Maico Model UD-9137 Vacuum Tube (Body) Hearing Aid, Plastic Body (10836869774).jpg 2,202 × 3,307; 1.48 MB
  
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  Vintage Maico Tube (Body) Hearing Aid With Back Removed, Model J, 3 Raytheon Sub-Miniature Vacuum Tubes, Made In USA, Circa 1950 (28761092584).jpg 2,208 × 3,071; 2.29 MB
  
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  Vintage Maico Vacuum Tube (Body) Hearing Aid, No Model Number (11213660663).jpg 2,411 × 3,191; 2.26 MB
  
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  Vintage Maico Vacuum Tube (Body) Hearing Aid, No Model Number (11213683693).jpg 2,665 × 3,273; 3.99 MB
  
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  Vintage Maico Vacuum Tube (Body) Hearing Aid, No Model Number, In a Locking Case Fashioned by Farrington (11213517104).jpg 3,410 × 2,655; 2.2 MB
  
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  Vintage Micronic "Star" Tube (Body) Hearing Aid, 3 Vacuum Tubes, Micronic Located In Boston, MA, Metal Cover Has Been Removed To Display The Electronic Components, Circa 1951 (14247336185).jpg 3,169 × 2,867; 2.33 MB
  
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  Vintage Microtone Sealed Power "ten" Vacuum Tube Hearing Aid, Circa 1950 (9556506115).jpg 2,861 × 3,305; 2.69 MB
  
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  Vintage Paravox Model D Vacuum Tube (Body) Hearing Aid, Made In USA, Circa 1950 (39155128202).jpg 1,558 × 1,469; 908 KB
  
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  Vintage Paravox Transistor (Body) Hearing Aid, Model J (Tiny-Myte), Made In USA, Circa 1949 (25616292393).jpg 2,599 × 2,350; 3.63 MB
  
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  Vintage Paravox Transistor (Body) Hearing Aid, Model J (Tiny-Myte), Made In USA, Circa 1949 (26152673581).jpg 2,609 × 2,489; 2.64 MB
  
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  Vintage Paravox Veri-Small Vacuum Tube (Body) Hearing Aid, Model Y (M6405), Weighs 4.6 Ounces With Batteries, Made In USA, Circa 1948 (27636392018).jpg 2,346 × 2,997; 3.67 MB
  
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  Vintage Paravox Veri-Small Vacuum Tube (Body) Hearing Aid, Model Y (M6405), Weighs 4.6 Ounces With Batteries, Made In USA, Circa 1948 (27652890458).jpg 2,578 × 2,579; 3.31 MB
  
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  Vintage Radioear Model 62 (Starlet) Vacuum Tube (Body) Hearing Aid, Circa 1949 (14523737887).jpg 2,037 × 2,803; 3.1 MB
  
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  Vintage Radioear Vacuum Tube (Body) Hearing Aid in Original Case, Model Number Unknown (12038045275).jpg 2,997 × 3,262; 2.71 MB
  
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  Vintage Rochester Vacuum Tube (Body) Hearing Aid, Made In USA (25445827744).jpg 1,794 × 2,229; 2.36 MB
  
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  Vintage Rochester Vacuum Tube (Body) Hearing Aid, Made In USA (25777720000).jpg 1,531 × 1,639; 944 KB
  
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  Vintage Sales Brochure for the Maico Midget Vacuum Tube (Body) Hearing Aid, "The Aristocrat of Hearing Aids", Circa 1940s - Back Cover (11299875324).jpg 1,178 × 1,778; 229 KB
  
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  Vintage Sales Brochure for the Maico Midget Vacuum Tube (Body) Hearing Aid, "The Aristocrat of Hearing Aids", Circa 1940s - Front Cover (11299863926).jpg 1,189 × 1,785; 523 KB
  
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  Vintage Sears Model 8059-D Behind-The-Ear (BTE) Transistor Hearing Aid, Made In Denmark, Circa Early 1970s (36546717510).jpg 2,057 × 2,678; 1.78 MB
  
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  Vintage Sonotone 3-Vacuum Tube Hearing Aid, Model 977, Stainless Steel Body, Measures 2-1-4 x 3-3-4 x 3-4 Inches, Circa 1951 (9311332522).jpg 2,899 × 3,451; 2.56 MB
  
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  Vintage Sonotone 3-Vacuum Tube Hearing Aid, Model 977, Stainless Steel Body, Measures 2-1-4 x 3-3-4 x 3-4 inches, Circa 1951 (9311370672).jpg 2,406 × 3,213; 2.51 MB
  
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  Vintage Sonotone 700 Vacuum Tube Hearing Aid, Made in the USA, Circa 1946 (8519184843).jpg 1,179 × 866; 546 KB
  
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  Vintage Sonotone Hearing Aid, Model 977, 3-Vacuum Tubes, Stainless Steel Body, Measures 2-1-4 x 3-3-4 x 3-4 Inches, Circa 1951 (11210590794).jpg 2,229 × 3,268; 2.51 MB
  
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  Vintage Sonotone Hearing Aid, Model 977, 3-Vacuum Tubes, Stainless Steel Body, Measures 2-1-4 x 3-3-4 x 3-4 Inches, Circa 1951 (11210646986).jpg 2,677 × 3,351; 2.43 MB
  
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  Vintage Sonotone Model 600 Vacuum Tube Hearing Aid (1945) (9556485515).jpg 2,538 × 3,362; 2.64 MB
  
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  Vintage Sonotone Model 600 Vacuum Tube Hearing Aid (1945) (9556493769).jpg 2,257 × 3,025; 2.14 MB
  
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  Vintage Sonotone Model 900 Vacuum Tube (Body) Hearing Aid, Made In USA, 3 Subminiature Vacuum Tubes, Circa 1947 (22669799549).jpg 2,679 × 2,727; 2.02 MB
  
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  Vintage Sonotone Model 910 Vacuum Tube (Body) Hearing Aid, 3 Sub-Miniature Vacuum Tubes, Made In USA, Circa 1949 (27676945994).jpg 2,702 × 3,202; 2.81 MB
  
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  Vintage Sonotone Model 910 Vacuum Tube (Body) Hearing Aid, 3 Sub-Miniature Vacuum Tubes, Made In USA, Circa 1949 (40661341534).jpg 3,261 × 3,264; 3.28 MB
  
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  Vintage Sonotone Model 910 Vacuum Tube (Body) Hearing Aid, Inside View, 3 Sub-Miniature Vacuum Tubes, Made In USA, Circa 1949 (27676906304).jpg 3,917 × 3,229; 3.96 MB
  
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  Vintage Sonotone Model 910 Vacuum Tube (Body) Hearing Aid, Made In USA, Circa 1949 (13312948615).jpg 590 × 383; 62 KB
  
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  Vintage Sonotone Model 910 Vacuum Tube (Body) Hearing Aid, Made In USA, Circa 1949 (13312951553).jpg 480 × 640; 75 KB
  
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  Vintage Sonotone Model 910 Vacuum Tube (Body) Hearing Aid, Made In USA, Circa 1949 (27676952244).jpg 1,956 × 2,765; 2.15 MB
  
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  Vintage Sonotone Model 910 Vacuum Tube (Body) Hearing Aid, Measures 3-3-4 x 2-1-4 x 3-4", Circa 1949 (10837844546).jpg 2,312 × 3,235; 2.87 MB
  
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  Vintage Sonotone Model 910 Vacuum Tube (Body) Hearing Aid, Measures 3-3-4 x 2-1-4 x 3-4", Circa 1949 (10837868686).jpg 2,356 × 3,202; 2.02 MB
  
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  Vintage Sonotone Model 920 Vacuum Tube (Body) Hearing Aid With Earmold, Made In USA, Circa 1949 (28020147915).jpg 1,764 × 2,534; 2.05 MB
  
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  Vintage Sonotone Model 988 Vacuum Tube Hearing Aid, Circa 1952 (9556602085).jpg 2,434 × 3,362; 2.43 MB
  
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  Vintage Sonotone Vacuum Tube (Body) Hearing Aid, Made In USA, Circa 1950 (25057718332).jpg 1,375 × 2,540; 1.87 MB
  
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  Vintage Sonotone Vacuum Tube (Body) Hearing Aid, Made In USA, Slim Design - Measures About 1-3-4" Wide, Circa 1950 (13450191723).jpg 2,901 × 1,709; 2.02 MB
  
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  Vintage Sonotone Vacuum Tube (Body) Hearing Aid, Made In USA, Very Slim - About 1-3-4" Wide, Circa 1950 (13450326473).jpg 1,543 × 2,763; 1.67 MB
  
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  Vintage Sonotone Vacuum Tube Hearing Aid, Model 200, Circa 1956 (8796750711).jpg 4,608 × 3,456; 4.96 MB
  
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  Vintage Sonotone Vacuum Tube Hearing Aid, Model 533, Made by Sonotone International, Inc. of Ossining, New York, Circa 1942 (8598250240).jpg 2,103 × 3,318; 1.61 MB
  
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  Vintage Telex 1550 Vacuum Tube Hearing Aid, Made In USA, 4 Sub-Miniature Tubes, Circa 1942 (21624497908).jpg 2,002 × 2,638; 1.71 MB
  
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  Vintage Telex Model 97 Vacuum Tube Hearing Aid, Circa 1947 (14147518744).jpg 1,788 × 3,079; 2.68 MB
  
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  Vintage Telex Model 99 Vacuum Tube (Body) Hearing Aid With Case, Made In USA, Circa 1948 (27032228431).jpg 1,485 × 2,376; 1.33 MB
  
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  Vintage Telex Model 99 Vacuum Tube (Body) Hearing Aid, Made In USA, Circa 1948 (27032252561).jpg 1,962 × 2,553; 1.38 MB
  
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  Vintage Vacolite Vacuum Tube (Body) Hearing Aid, Model Number Unknown, Made By Vacolite Co., Dallas, Texas (14082102189).jpg 2,457 × 3,228; 2.37 MB
  
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  Vintage Vacolite Vacuum Tube (Body) Hearing Aid, No Model Number, Made By Vacolite Co., Dallas, Texas (14245623336).jpg 2,196 × 1,824; 1.66 MB
  
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  Vintage Western Electric Model 64 (aka Model 134) Hearing Aid, 3-Vacuum Tubes, Made In USA, Circa 1946 (31900742376).jpg 2,702 × 3,222; 3.04 MB
  
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  Vintage Western Electric Model 64 (aka Model 134) Hearing Aid, Circa 1946, 3-Vacuum Tube Hearing Aid (8538076980).jpg 3,250 × 4,253; 3.08 MB
  
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  Vintage Western Electric Model 64 (AKA Model 134-B) Vacuum Tube Hearing Aid, 3 Vacuum Tubes, Made In USA, Circa 1946 (13492741945).jpg 2,061 × 3,331; 1.78 MB
  
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  Vintage Western Electric Model 64 (AKA Model 134-B) Vacuum Tube Hearing Aid, 3 Vacuum Tubes, Made In USA, Circa 1946 (13492894923).jpg 2,399 × 3,079; 2.45 MB
  
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  Vintage Western Electric Model 64 (AKA Model 134-B) Vacuum Tube Hearing Aid, 3 Vacuum Tubes, Made In USA, Instruction Booklet Copyrighted 1945 (24987652988).jpg 1,116 × 1,615; 429 KB
  
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  Vintage Western Electric Model 64 (aka Model 134-B) Vacuum Tube Hearing Aid, Made In USA, Circa 1946 (15218138270).jpg 2,360 × 2,943; 1.76 MB
  
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  Vintage Widex Transistor (Body) Hearing Aid, Model S-22, Made In Denmark, Circa 1980 (34325734963).jpg 2,520 × 2,940; 1.81 MB
  
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  Vintage Willco Monarch Transistor (Body) Hearing Aid (18510332313).jpg 1,601 × 2,092; 1.1 MB
  
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  Vintage Zenith "Royal" Phone Magnet Vacuum Tube (Body) Hearing Aid, "The Royalty of Hearing" (9578783408).jpg 2,666 × 3,114; 2.54 MB
  
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  Vintage Zenith "Royal" Vacuum Tube (Body) Hearing Aid, Gold Anodized Aluminum Case, 3 Tubes, Circa 1952 (9578754812).jpg 2,715 × 3,362; 3.07 MB
  
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  Vintage Zenith 75 Radionic Vacuum Tube (Body) Hearing Aid With Original Case, 3 Vacuum Tubes, Made In USA, Introduced In 1947 (38189265616).jpg 1,910 × 1,379; 1.07 MB
  
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  Vintage Zenith 75 Radionic Vacuum Tube (Body) Hearing Aid, 3 Vacuum Tubes, Made In USA, Introduced In 1947 (37532635284).jpg 1,673 × 2,582; 1.96 MB
  
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  Vintage Zenith 75 Radionic Vacuum Tube (Body) Hearing Aid, 3 Vacuum Tubes, Made In USA, Introduced In 1947 (8289968119).jpg 1,276 × 2,587; 1.09 MB
  
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  Vintage Zenith Miniature 75 Vacuum Tube Hearing Aid, Made in the USA, "The Royalty of Hearing" (8540107116).jpg 3,046 × 2,087; 1.23 MB
  
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  Vintage Zenith Model A2A "Radionic" Vacuum Tube Hearing Aid, Made by the Hearing Aid Division of the Zenith Radio Corporation Beginning in 1942, Zenith's First Wearable Hearing Instrument (8594117606).jpg 2,571 × 3,251; 2.15 MB
  
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  Vintage Zenith Model A3A 3-Vacuum Tube Hearing Aid, Circa 1944 (10841420004).jpg 1,134 × 646; 163 KB
  
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  Vintage Zenith Radionic 3-Vacuum Tube (Body) Hearing Aid, Model-A3A, Pastel Coralite Case, Bone-Air, Original Cost = 50.00 USD, Circa 1944 (10840966755).jpg 3,112 × 3,153; 3.58 MB
  
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  Vintage Zenith Radionic 3-Vacuum Tube (Body) Hearing Aid, Model-A3A, Pastel Coralite Case, Bone-Air, Original Cost = 50.00 USD, Circa 1944 (10841325743).jpg 3,758 × 3,373; 4.38 MB
  
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  Vintage Zenith Radionic Vacuum Tube Hearing Aid, Model A2A, New Price = 40.00 USD, Circa 1942 (10085231595).jpg 2,373 × 2,976; 1.85 MB
  
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  Vintage Zenith Radionic Vacuum Tube Hearing Aid, Model A2A, Price New = 40.00 USD, Circa 1942 (10085140374).jpg 1,667 × 2,545; 916 KB
  
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  Vintage Zenith Radionic Vacuum Tube Hearing Aid, Model A2A, Price New = 40.00 USD, Circa 1942 (21767373826).jpg 2,566 × 2,394; 2.18 MB
  
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  Vintage Zenith Royal (Mod I) Vacuum Tube (Body) Hearing Aid, Gold Anodized Aluminum Case, Made In USA, Introduced In 1952 (24335961748).jpg 1,982 × 2,693; 2.85 MB
  
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  Vintage Zenith Royal Miniature Vacuum Tube Hearing Aid, Model 75E, Made in the USA, "The Royalty of Hearing" (8534475659).jpg 4,481 × 3,224; 3.27 MB
  
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  Vintage Zenith Royal Phone Magnet Vacuum Tube (Body) Hearing Aid, "The Royalty of Hearing" (9458561835).jpg 1,959 × 3,025; 1.81 MB
  
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  Vintage Zenith Royal Vacuum Tube (Body) Hearing Aid Showing Its 3 Subminiature Vacuum Tubes, Circa 1952 (15465589237).jpg 4,263 × 3,055; 2.86 MB
  
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  Vintage Zenith Royal Vacuum Tube (Body) Hearing Aid, Gold Anodized Aluminum Case, 3 Tubes, Made In USA, Circa 1952 (31897218256).jpg 1,911 × 3,166; 1.68 MB
  
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  Vintage Zenith Super Royal (Mod I) Subminiature Vacuum Tube (Body) Hearing Aid, Made In USA, Uses 3 Subminiature Vacuum Tubes, Circa 1952 (22936749632).jpg 2,549 × 3,213; 3.8 MB
  
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  Vintage Zenith Super Royal Vacuum Tube (Body) Hearing Aid, Circa 1951 (20098451148).jpg 1,665 × 2,610; 2.2 MB
  
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  Vintage Zenith Super-Royal Miniature Tube Hearing Aid, Circa Early 1950s (8699592516).jpg 2,958 × 3,334; 2.91 MB
  
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  Zenith Royal hearing aid (1952) front view.jpg 1,600 × 1,142; 241 KB
  
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  Zenith Royal hearing aid (1952) inside battery compartment.jpg 1,600 × 1,056; 242 KB
  
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  Zenith Royal hearing aid (1952) rear view.jpg 1,254 × 1,600; 231 KB