Patent FR-1910-421916
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This invention had been deposited with the Belgian office 14 October 1909, by Henry Chaigneau and Schindler, and granted to Henry Chaigneau 5 August 1910, all this according to Henry Chaigneau.
Sources
- Original patent document and bibliography entry on espacenet
- Inventor location: département Seine, France
Upon close observation of the original, "ailes", that is, "wings", is pertinent, having to do with the context of the overall construction.
Patent family descending from Patent FR-1910-421916
- Patent FR-1910-421916 (English title: Reinforced hollow propeller blade, Supplementary to patent: Patent BE-1909-219837, National tech categories: FR 6.4)
- Patent FR-1910-421916.13401 (English title: Solid propeller blade, Supplementary to patent: Patent FR-1910-421916 • Patent BE-1909-219837, National tech categories: FR 6.4)
| Year filed | 1910 |
|---|---|
| Year granted | 1911 |
| Office | FR |
| Patent number | 421916 |
| Inventors | Henry Chaigneau |
| Inventor country | FR |
| Applicant person | Henry Chaigneau |
| Applicant firm | |
| Applicant type | INDIV |
| Applicant is inventor? | Yes |
| Original title | Hélice aérienne indéformable |
| English title | Reinforced hollow propeller blade |
| Tech fields | propellers, construction, wings, design |
| Filing date | October 14, 1910 |
| Full specification filed date | |
| Application number | 421916D |
| Grant date | January 5, 1911 |
| Granted? | Yes |
| Publication date | March 8, 1911 |
| Supplementary to patent | Patent BE-1909-219837 |
| Related to aircraft? | Yes |
| Serial number | |
| Patent agent | L. Courtois |
| Assigned to | |
| National tech categories | FR 6.4 |
| IPCs | IPC B64C11/24 |
| CPCs | CPC B64C11/24 |
| Family year | 1910 |
| First filing? | No |
| Cites these patents | |
| Citations from after 1930 | |
| Application ID | 19240775 |
| INPADOC family ID | 5314129 |
| Number of text pages | 2 |
| Number of diagram pages | 3 |
| Number of figures | 7 |
| Number of claims |
