Patent IT-1907-89518
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- Inventor location: Grunewald (Berlin)
- Registro attestati: 255/199
Sources
- Bollettino della proprietà intellettuale, 1907, p. 998
| Year filed | 1908 |
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| Office | IT |
| Patent number | 89518 |
| Inventors | Hermann Ruthenberg |
| Inventor country | DE |
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| Original title | Aile pour aviateurs, ballons et analogues |
| English title | Wing for airplanes, balloons, and the like |
| Tech fields | wings |
| Filing date | 1907-06-13 |
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| Granted? | 1 |
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| Related to aircraft? | 1 |
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| National tech categories | IT 8 |
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