Patent FR-1912-444900
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- Formula R=KSV^2(sin a) appears on page 2 of the patent specification
- Inventor location: boulevard Dong-Kanh, 32, Hanoï, Tonkin
Sources
- Aero-Manuel 1914, p289
- Original patent document and bibliography entry on espacenet
- on google patents
| Year filed | 1912 |
|---|---|
| Year granted | 1912 |
| Office | FR |
| Patent number | 444900 |
| Inventors | Casimir-Louis Achard |
| Inventor country | VN |
| Applicant person | Casimir-Louis Achard |
| Applicant firm | |
| Applicant type | INDIV |
| Applicant is inventor? | Yes |
| Original title | Stabilisateur équilibreur automatique pour aéroplanes |
| English title | Automatic stabilizer for aeroplanes |
| Tech fields | stability, airplane, automatic stability |
| Filing date | 1912/04/22 |
| Full specification filed date | |
| Application number | 444900D |
| Grant date | 1912/08/20 |
| Granted? | Yes |
| Publication date | 1912/10/28 |
| Supplementary to patent | |
| Related to aircraft? | Yes |
| Serial number | |
| Patent agent | |
| Assigned to | |
| National tech categories | FR 6.4 |
| IPCs | IPC B64C17/00 |
| CPCs | CPC B64C17/00, CPC B64C2700/6214 |
| Family year | 1912 |
| First filing? | Yes |
| Cites these patents | |
| Citations from after 1930 | |
| Application ID | 19263277 |
| INPADOC family ID | 5333294 |
| Number of text pages | 3 |
| Number of diagram pages | 4 |
| Number of figures | 4 |
| Number of claims | 1 |
