Patent FR-1912-450283
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- Tech classification: CPC B64C11/04: Blade mountings
- Inventor location: Francis was addressed at rue de Montreuil, 11, and Henri was addressed at boulevard de Strasbourg, 81, both of Nogent-sur-Marne, département Seine, France
Sources
- Original patent document and bibliography entry on espacenet
- on google patents
| Year filed | 1912 |
|---|---|
| Year granted | 1913 |
| Office | FR |
| Patent number | 450283 |
| Inventors | Francis Bour, Henri Bour |
| Inventor country | FR |
| Applicant person | Francis Bour, Henri Bour |
| Applicant firm | |
| Applicant type | INDIV |
| Applicant is inventor? | 1 |
| Original title | Moyeu d'hélice à démontage instantané |
| English title | Instant release propeller hub |
| Tech fields | propellers |
| Filing date | 1912-10-31 |
| Full specification filed date | |
| Application number | 450283D |
| Grant date | 1913-01-15 |
| Granted? | 1 |
| Publication date | 1913-03-20 |
| Supplementary to patent | |
| Related to aircraft? | 1 |
| Serial number | |
| Patent agent | |
| Assigned to | |
| National tech categories | FR 6.4 |
| IPCs | IPC B64C11/04 |
| CPCs | CPC B64C11/04 |
| Family year | 1912 |
| First filing? | 1 |
| Cites these patents | |
| Citations from after 1930 | |
| Application ID | 19268532 |
| INPADOC family ID | 5337829 |
| Number of text pages | 1 |
| Number of diagram pages | 1 |
| Number of figures | 2 |
| Number of claims | 1 |
