Patent FR-1911-435988
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Sources
- Original patent document and bibliography entry on espacenet
- Inventor location: boulevard Vauban, Cambrai, Nord département, France
| Year filed | 1911 |
|---|---|
| Year granted | 1912 |
| Office | FR |
| Patent number | 435988 |
| Inventors | Georges Doutre |
| Inventor country | FR |
| Applicant person | Georges Doutre |
| Applicant firm | |
| Applicant type | INDIV |
| Applicant is inventor? | Yes |
| Original title | Hélice à diamètre et pas variables régulatrice du moteur |
| English title | Variable diameter propeller and variable pitch motor regulator |
| Tech fields | Propellers, Control, Motors |
| Filing date | 1911/10/30 |
| Full specification filed date | |
| Application number | 435988D |
| Grant date | 1912/01/11 |
| Granted? | Yes |
| Publication date | 1912/03/14 |
| Supplementary to patent | |
| Related to aircraft? | Yes |
| Serial number | |
| Patent agent | |
| Assigned to | |
| National tech categories | FR 6.4 |
| IPCs | IPC B64C11/34 |
| CPCs | CPC B64C11/343 |
| Family year | 1911 |
| First filing? | No |
| Cites these patents | |
| Citations from after 1930 | |
| Application ID | 19254542 |
| INPADOC family ID | 5325928 |
| Number of text pages | 2 |
| Number of diagram pages | 1 |
| Number of figures | 1 |
| Number of claims | 1 |
