Patent FR-1909-397651
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Two propulsion groups, one with a large propeller, the other with a set of smaller ones.
Patents which are supplementary to this one
- Patent GB-1909-19823 (English title: Propulsion of Air Ships, Filing date: 1908-12-19)
- Patent CA-1909-132597 (English title: Propeller for airships, Filing date: 190-11-13)
In the Canadian filing of this invention, the inventor is given as Édouard Surcouf, "Manager of 121–123, Rue de Bellevue, Billancourt (Seine), France".
Sources
- Original patent document and bibliography entry on espacenet
| Year filed | 1908 |
|---|---|
| Year granted | 1909 |
| Office | FR |
| Patent number | 397651 |
| Inventors | |
| Inventor country | FR |
| Inventor location | |
| Applicant person | |
| Applicant firm | Société anonyme Astra |
| Applicant type | COMPANY |
| Applicant is inventor? | 0 |
| Original title | Dispositif propulseur perfectionné pour appareils aéronautiques |
| English title | Propelling device perfected for aeronautical apparatus |
| Tech fields | propulsion, motor, LTA, dirigible, propeller, design |
| Filing date | 1908-12-19 |
| Full specification filed date | |
| Application number | 397651D |
| Grant date | 1909-03-03 |
| Granted? | 1 |
| Publication date | 1909-05-14 |
| Supplementary to patent | |
| Related to aircraft? | Yes |
| Serial number | |
| Patent agent | H. Elluin |
| Assigned to | |
| National tech categories | FR 6.4 |
| IPCs | IPC B64B1/00 |
| CPCs | CPC B64B1/00 |
| Family year | 1908 |
| First filing? | 1 |
| Cites these patents | |
| Citations from after 1930 | |
| Application ID | 19217038 |
| INPADOC family ID | 5295626 |
| Number of text pages | 3 |
| Number of diagram pages | 2 |
| Number of figures | 4 |
| Number of claims | 2 |
