Patent NO-1912-22350
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Filing and grant years may be estimates
- Inventor location: Paris / dit VILLETHIOU / Seine
Patent family descending from Patent FR-1910-423792
- Patent FR-1910-423792 (English title: Propeller with free center, National tech categories: FR 6.2)
- Patent NO-1912-22350 (English title: Device for drive screws and the like, Supplementary to patent: Patent FR-1910-423792, National tech categories: FR 6.2)
- Patent DE-1911-248770 (English title: Screw for aircraft and watercraft, the wings of which are attached to a ring, Supplementary to patent: Patent FR-1910-423792, National tech categories: DE 77h.6)
- Patent FR-1911-423792.14664 (English title: Free center propeller, Supplementary to patent: Patent FR-1910-423792, National tech categories: FR 6.2)
- Patent GB-1911-18854 (English title: Improvements in propellers, Supplementary to patent: Patent FR-1910-423792)
- Patent US-1911-1025658 (English title: Propeller with open center, Supplementary to patent: Patent FR-1910-423792 • Patent FR-1911-423792.14664)
- Patent ES-1911-51924 (English title: Propeller with free center, Supplementary to patent: Patent FR-1910-423792)
- Patent FR-1912-423792.16610 (English title: Propeller with free center, Supplementary to patent: Patent FR-1910-423792, National tech categories: FR 6.2)
- Patent FR-1913-423792.17303 (English title: Propeller with free center, Supplementary to patent: Patent FR-1910-423792, National tech categories: FR 6.2)
- Patent FR-1913-423792.18642 (English title: Propeller with free center, Supplementary to patent: Patent FR-1910-423792, National tech categories: FR 6.2)
Sources
- Norsk Patenter Registers, read in Trondheim
| Year filed | 1911 |
|---|---|
| Year granted | 1912 |
| Office | NO |
| Patent number | 22350 |
| Inventors | André-Julien Mahoudeau |
| Inventor country | FR |
| Applicant person | André-Julien Mahoudeau |
| Applicant firm | |
| Applicant type | INDIV |
| Applicant is inventor? | Yes |
| Original title | Anordning ved drivskruer og lign |
| English title | Device for drive screws and the like |
| Tech fields | Propellers, Propulsion, Design, Subsystem |
| Filing date | 1911 |
| Full specification filed date | |
| Application number | 423792D |
| Grant date | 1912 |
| Granted? | Yes |
| Publication date | 1911/04/26 |
| Supplementary to patent | Patent FR-1910-423792 |
| Related to aircraft? | Yes |
| Serial number | |
| Patent agent | |
| Assigned to | |
| National tech categories | FR 6.2 |
| IPCs | IPC B64C11/04 |
| CPCs | CPC B64C11/04 |
| Family year | 1910 |
| First filing? | 0 |
| Cites these patents | |
| Citations from after 1930 | 0 |
| Application ID | 19242608 |
| INPADOC family ID | 5199040 |
| Number of text pages | 2 |
| Number of diagram pages | 1 |
| Number of figures | 2 |
| Number of claims | 1 |
