Patent FR-1911-437780
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- Inventor location: Denmark
Sources
- Original patent document and bibliography entry on espacenet
- on google patents
| Year filed | 1911 |
|---|---|
| Year granted | 1912 |
| Office | FR |
| Patent number | 437780 |
| Inventors | Jacob Christian Hansen-Ellehammer, Niels Waltersen Aasen |
| Inventor country | DK |
| Applicant person | Jacob Christian Hansen-Ellehammer, Niels Waltersen Aasen |
| Applicant firm | |
| Applicant type | INDIV |
| Applicant is inventor? | Yes |
| Original title | Surface sustentatrice rotative avec ailes d'aéroplane |
| English title | Rotating sustentation surface with aeroplane wings |
| Tech fields | propellers, propulsion, sustentation, gyroscope, aeroplane |
| Filing date | 1911/12/18 |
| Full specification filed date | |
| Application number | 437780D |
| Grant date | 1912/02/27 |
| Granted? | Yes |
| Publication date | 1912/04/30 |
| Supplementary to patent | |
| Related to aircraft? | 1 |
| Serial number | |
| Patent agent | Schwab |
| Assigned to | |
| National tech categories | FR 6.4 |
| IPCs | IPC B64C27/00 |
| CPCs | CPC B64C27/00 |
| Family year | 1911 |
| First filing? | No |
| Cites these patents | |
| Citations from after 1930 | |
| Application ID | 19256296 |
| INPADOC family ID | 5327356 |
| Number of text pages | 3 |
| Number of diagram pages | 1 |
| Number of figures | 5 |
| Number of claims | 2 |
