File:Holderer wind tunnel patent.png
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DescriptionHolderer wind tunnel patent.png |
English: Patent application drawing of an Electric arc driven wind tunnel |
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Date | ||||
Source | U.S. Patent 3,182,496 | |||
Author | Oscar Holderer | |||
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current | 01:37, 12 May 2015 | 1,737 × 2,333 (235 KB) | ThaddeusB (talk | contribs) | {{Information |Description ={{en|1=Patent application drawing of an Electric arc driven wind tunnel}} |Source ={{US patent|3182496}} |Author =Oscar Holderer |Date =1965-05 |Permission ={{PD-US-patent}} |other_versions =... |
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