Patent FR-1912-429645.15915
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This is an addition to Patent FR-1911-429645, which brevet was filed 1911-05-12.
Sources
- Original patent document and bibliography entry on espacenet
- Inventor location: département Seine, France
Year filed | 1912 |
---|---|
Year granted | 1912 |
Office | FR |
Patent number | 15915 |
Inventors | Alvaro Da Cunha |
Inventor country | FR |
Applicant person | Alvaro Da Cunha |
Applicant firm | |
Applicant type | INDIV |
Applicant is inventor? | Yes |
Original title | Perfectionnements aux aéroplanes |
English title | Improvements in airplanes, actually an airplane-helicopter hybrid |
Tech fields | airplane, helicopter, hybrid, heavier-than-air, rudder, control |
Filing date | 1912/05/13 |
Full specification filed date | |
Application number | 15915D |
Grant date | 1912/07/27 |
Granted? | Yes |
Publication date | 1912/10/19 |
Supplementary to patent | Patent FR-1911-429645 |
Related to aircraft? | Yes |
Serial number | |
Patent agent | Paul Caquet |
Assigned to | |
National tech categories | FR 6.4 |
IPCs | IPC B64C23/00 |
CPCs | CPC B64C23/005, CPC B64C2700/6274 |
Family year | 1911 |
First filing? | No |
Cites these patents | |
Citations from after 1930 | |
Application ID | 18726581 |
INPADOC family ID | 5199813 |
Number of text pages | 2 |
Number of diagram pages | 1 |
Number of figures | 2 |
Number of claims | 2 |