Patent FR-1912-450466.18100
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This is an addition to Patent FR-1912-450466, which brevet was filed 1912-01-20.
Sources
- Original patent document and bibliography entry on espacenet
- Inventor location: département Seine, France
| Year filed | 1912 |
|---|---|
| Year granted | 1913 |
| Office | FR |
| Patent number | 18100 |
| Inventors | Armand-Jean-Auguste Deperdussin |
| Inventor country | FR |
| Applicant person | Armand-Jean-Auguste Deperdussin |
| Applicant firm | |
| Applicant type | INDIV |
| Applicant is inventor? | Yes |
| Original title | Hélicoptère |
| English title | Helicopter, or more properly a gyroscope preventing the nacelle from rotating with the propellers |
| Tech fields | helicopter, design, frame, nacelle, gyroscope |
| Filing date | 1912/11/28 |
| Full specification filed date | |
| Application number | 18100D |
| Grant date | 1914/12/01 |
| Granted? | Yes |
| Publication date | 1914/02/06 |
| Supplementary to patent | Patent FR-1912-450466 |
| Related to aircraft? | Yes |
| Serial number | |
| Patent agent | Jacques Lejeune |
| Assigned to | |
| National tech categories | FR 6.4 |
| IPCs | IPC B64C27/04 |
| CPCs | CPC B64C2700/6281, CPC B64C27/04 |
| Family year | 1912 |
| First filing? | No |
| Cites these patents | |
| Citations from after 1930 | |
| Application ID | 18729159 |
| INPADOC family ID | 5201187 |
| Number of text pages | 1 |
| Number of diagram pages | 1 |
| Number of figures | 1 |
| Number of claims | 1 |
