Patent FR-1914-426626.18838
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This is an addition to Patent FR-1911-426626, which brevet was filed 1911-02-27.
Sources
- Original patent document and bibliography entry on espacenet
- Inventor locations: Espinosa was located within département Isère, France and Vinay was located within département Drôme, France.
Patent family descending from Patent FR-1914-426626.18838
- Patent FR-1914-426626.18838 (English title: Propeller of eight blades, each rotating, giving semi-orthogonal angles of attack, Supplementary to patent: Patent FR-1911-426626, National tech categories: FR 6.4)
- Patent BE-1914-243480.267520 (English title: Propeller with or of semi-orthogonal attack, Supplementary to patent: Patent BE-1912-243480 • Patent FR-1914-426626.18838 • Patent FR-1911-426626, National tech categories: BE K)
Year filed | 1914 |
---|---|
Year granted | 1914 |
Office | FR |
Patent number | 18838 |
Inventors | Charles Espinosa, Louis Vinay |
Inventor country | FR |
Applicant person | Charles Espinosa, Louis Vinay |
Applicant firm | |
Applicant type | INDIV |
Applicant is inventor? | Yes |
Original title | Propulseur à attaque semi-orthogonale |
English title | Propeller of eight blades, each rotating, giving semi-orthogonal angles of attack |
Tech fields | propulsion, propellers |
Filing date | 1914/01/28 |
Full specification filed date | |
Application number | 18838D |
Grant date | 1914/04/28 |
Granted? | Yes |
Publication date | 1914/07/11 |
Supplementary to patent | Patent FR-1911-426626 |
Related to aircraft? | Yes |
Serial number | |
Patent agent | Rigot et Prévost |
Assigned to | |
National tech categories | FR 6.4 |
IPCs | IPC B64C11/00 |
CPCs | CPC B64C11/006 |
Family year | 1911 |
First filing? | No |
Cites these patents | |
Citations from after 1930 | |
Application ID | 18729945 |
INPADOC family ID | 5201619 |
Number of text pages | 2 |
Number of diagram pages | 2 |
Number of figures | 10 |
Number of claims | 3 |