Patent FR-1915-478440
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Sources
- Original patent document and bibliography entry on espacenet
- Inventor location: avenue Daumesnil 48, Paris, département Seine, France
Patent family descending from Patent FR-1915-478440
- Patent FR-1915-478440 (English title: Helicoplane flying machine, National tech categories: FR 6.4)
- Patent FR-1916-478440.20391 (English title: Helicoplane flying machine, Supplementary to patent: Patent FR-1915-478440, National tech categories: FR 6.4)
- Patent FR-1917-478440.20504 (English title: Flying machine helicoplane, Supplementary to patent: Patent FR-1915-478440, National tech categories: FR 6.4)
- Patent FR-1918-478440.21048 (English title: Helicoplane aircraft, Supplementary to patent: Patent FR-1915-478440, National tech categories: FR 6.4)
Year filed | 1915 |
---|---|
Year granted | 1915 |
Office | FR |
Patent number | 478440 |
Inventors | Edmond-Louis Douhéret |
Inventor country | FR |
Applicant person | Edmond-Louis Douhéret |
Applicant firm | |
Applicant type | INDIV |
Applicant is inventor? | Yes |
Original title | Machine volante hélicoplane |
English title | Helicoplane flying machine |
Tech fields | Hybrid, Helicoplane |
Filing date | 1915/04/19 |
Full specification filed date | |
Application number | 478440D |
Grant date | 1915/09/21 |
Granted? | Yes |
Publication date | 1915/12/10 |
Supplementary to patent | |
Related to aircraft? | Yes |
Serial number | |
Patent agent | |
Assigned to | |
National tech categories | FR 6.4 |
IPCs | IPC B64C27/04 |
CPCs | CPC B64C2700/6281, CPC B64C27/04, CPC B64C27/00, CPC B64C27/24 |
Family year | 1915 |
First filing? | Yes |
Cites these patents | |
Citations from after 1930 | |
Application ID | 19296034 |
INPADOC family ID | 5202552 |
Number of text pages | 2 |
Number of diagram pages | 1 |
Number of figures | 2 |
Number of claims | 1 |