Patent FR-1917-493423
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- Inventor location: Gironde; France
Sources
- Original patent document and bibliography entry on espacenet
- on google patents
Patent family descending from Patent FR-1917-493423
- Patent FR-1917-493423 (English title: Propulsive blade with variable incidence, National tech categories: FR 6.4)
- Patent GB-1918-161961 (English title: Improvements in screw propellers having variable angles of incidence, Supplementary to patent: Patent FR-1917-493423)
| Year filed | 1917 |
|---|---|
| Year granted | 1919 |
| Office | FR |
| Patent number | 493423 |
| Inventors | Jean Gailhat |
| Inventor country | FR |
| Inventor location | |
| Applicant person | Jean-Baptiste Gailhat |
| Applicant firm | |
| Applicant type | INDIV |
| Applicant is inventor? | Yes |
| Original title | Hélice propulsive à incidence variable |
| English title | Propulsive blade with variable incidence |
| Tech fields | propellers, propulsion, incidence |
| Filing date | 1917/05/04 |
| Full specification filed date | |
| Application number | 493423D |
| Grant date | 1919/04/30 |
| Granted? | Yes |
| Publication date | 1919/08/08 |
| Supplementary to patent | |
| Related to aircraft? | 1 |
| Serial number | |
| Patent agent | M. Zerolo |
| Assigned to | |
| National tech categories | FR 6.4 |
| IPCs | IPC B64C11/06 |
| CPCs | CPC B64C11/06 |
| Family year | 1917 |
| First filing? | No |
| Cites these patents | |
| Citations from after 1930 | |
| Application ID | 19310610 |
| INPADOC family ID | 5374159 |
| Number of text pages | 2 |
| Number of diagram pages | |
| Number of figures | |
| Number of claims | 1 |
