Patent CA-1909-132597
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The scanned typescript names Surcouf only as the applicant, but espacenet and CIPO both have Société anonyme Astra as co-applicant.
- "EDOUARD SURCOUF, Manager of 121–123, Rue de Bellevue, Billancourt (Seine), France".
- Surcouf's signature at the end of the text is dated 29 October 1909.
Sources
- Bibliographic info on this patent at CIPO
- Original patent document and bibliography entry on espacenet
- Patent CA132597 on google patents
| Year filed | 1909 |
|---|---|
| Year granted | 1911 |
| Office | CA |
| Patent number | 132597 |
| Inventors | Édouard Surcouf |
| Inventor country | FR |
| Applicant person | Édouard Surcouf |
| Applicant firm | Société anonyme Astra |
| Applicant type | COMPANY+INDIV |
| Applicant is inventor? | 1 |
| Original title | Propeller for airships |
| English title | Propeller for airships |
| Tech fields | propeller, propulsion, LTA, airship, dirigible, motor, motors |
| Filing date | 190-11-13 |
| Full specification filed date | |
| Application number | |
| Grant date | 1911-04-25 |
| Granted? | 1 |
| Publication date | |
| Supplementary to patent | Patent FR-1909-397651 |
| Related to aircraft? | 1 |
| Serial number | |
| Patent agent | |
| Assigned to | |
| National tech categories | CA 244/29 |
| IPCs | |
| CPCs | |
| Family year | 1909 |
| First filing? | 0 |
| Cites these patents | |
| Citations from after 1930 | |
| Application ID | |
| INPADOC family ID | |
| Number of text pages | 7 |
| Number of diagram pages | 4 |
| Number of figures | 6 |
| Number of claims | 5 |
