Patent FR-1920-502877
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Sources
- Original patent document and bibliography entry on espacenet
Year filed | 1916 |
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Year granted | 1920 |
Office | FR |
Patent number | 502877 |
Inventors | Armand Dufaux |
Inventor country | FR, CH |
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Original title | Système d'aéroplane avec hélice disposée à l'arrière des ailes, au milieu du fuselage et concentriquement à son axe |
English title | Airplane with propeller behind wings, concentric with axis of fuselage |
Tech fields | airplane, design, propeller |
Filing date | 1916-05-05 |
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Grant date | 1920-03-03 |
Granted? | 1 |
Publication date | 1920-05-28 |
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Related to aircraft? | 1 |
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Patent agent | Armengaud jeune |
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National tech categories | FR 6.4 |
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