Patent FR-1910-424466
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This patent makes reference to an Austrian predecessor filed 1909-12-31.
Sources
- Original patent document and bibliography entry on espacenet
- on google patents
- Inventor location: Austria
Patent family descending from Patent FR-1910-424466
- Patent FR-1910-424466 (English title: Safety propeller system for airplanes with gear shifting, Supplementary to patent: Patent AT-1909-12-31 Vigilio Baldo, National tech categories: FR 6.4)
- Patent FR-1912-424466.16588 (English title: Secure propeller system for aeroplanes, with changing speeds, Supplementary to patent: Patent FR-1910-424466 • Patent AT-1911-09-03 Vigilio Baldo • Patent AT-1909-12-31 Vigilio Baldo, National tech categories: FR 6.4)
| Year filed | 1910 |
|---|---|
| Year granted | 1911 |
| Office | FR |
| Patent number | 424466 |
| Inventors | Vigilio Baldo |
| Inventor country | AT |
| Applicant person | Vigilio Baldo |
| Applicant firm | |
| Applicant type | INDIV |
| Applicant is inventor? | 1 |
| Original title | Système moto-propulseur de sécurité pour aéroplanes avec changement de vitesse |
| English title | Safety propeller system for airplanes with gear shifting |
| Tech fields | Airplane, Propellers, Safety, Control |
| Filing date | 1910-12-29 |
| Full specification filed date | |
| Application number | |
| Grant date | 1911-03-15 |
| Granted? | 1 |
| Publication date | 1911-05-15 |
| Supplementary to patent | Patent AT-1909-12-31 Vigilio Baldo |
| Related to aircraft? | 1 |
| Serial number | |
| Patent agent | Armengaud jeune |
| Assigned to | |
| National tech categories | FR 6.4 |
| IPCs | IPC B64D35/04 |
| CPCs | CPC B64D35/04 |
| Family year | 1909 |
| First filing? | 0 |
| Cites these patents | |
| Citations from after 1930 | |
| Application ID | |
| INPADOC family ID | |
| Number of text pages | 8 |
| Number of diagram pages | 3 |
| Number of figures | 27 |
| Number of claims | 9 |
