File:Practical Treatise on Milling and Milling Machines p164.png

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Hobbing Teeth in Worm Wheel

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Description
English: Hobbing Teeth in Worm Wheel
Date
Source Practical Treatise on Milling and Milling Machines
Author Brown & Sharpe Mfg. Co.

Licensing

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Public domain
This work is in the public domain in the United States because it was published (or registered with the U.S. Copyright Office) before January 1, 1929.
Public domain works must be out of copyright in both the United States and in the source country of the work in order to be hosted on the Commons. If the work is not a U.S. work, the file must have an additional copyright tag indicating the copyright status in the source country.
Note: This tag should not be used for sound recordings.PD-1923Public domain in the United States//commons.wikimedia.org/wiki/File:Practical_Treatise_on_Milling_and_Milling_Machines_p164.png

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current11:54, 23 July 2021Thumbnail for version as of 11:54, 23 July 20212,377 × 2,734 (2.74 MB)Sp1nd01 (talk | contribs)Uploaded a work by Brown & Sharpe Mfg. Co. from Practical Treatise on Milling and Milling Machines with UploadWizard

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