Patent FR-1909-401603
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Sources
- L'Aérophile, Oct 1, 1909, p456
- Original patent document and bibliography entry on espacenet
- Inventor location: Hautes-Pyrénées, France
| Year filed | 1909 |
|---|---|
| Year granted | 1909 |
| Office | FR |
| Patent number | 401603 |
| Inventors | Félix-Henri Villard |
| Inventor country | FR |
| Inventor location | Hautes-Pyrénées |
| Applicant person | Félix-Henri Villard |
| Applicant firm | |
| Applicant type | |
| Applicant is inventor? | No |
| Original title | Hélice aérienne à changement de vitesse d'avancement |
| English title | Air propeller for changing forward speed |
| Tech fields | navigation, control of propulsion |
| Filing date | April 2, 1909 |
| Full specification filed date | |
| Application number | 401603D |
| Grant date | September 6, 1909 |
| Granted? | Yes |
| Publication date | |
| Supplementary to patent | |
| Related to aircraft? | Yes |
| Serial number | |
| Patent agent | |
| Assigned to | |
| National tech categories | FR 6.4 |
| IPCs | IPC B64C11/30 |
| CPCs | CPC B64C11/30 |
| Family year | 1909 |
| First filing? | No |
| Cites these patents | |
| Citations from after 1930 | |
| Application ID | 19220904 |
| INPADOC family ID | 5298921 |
| Number of text pages | 1 |
| Number of diagram pages | 1 |
| Number of figures | |
| Number of claims |
