Patent FR-1911-426729
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- Inventor location:
Sources
- Original patent document and bibliography entry on espacenet
Year filed | 1911 |
---|---|
Year granted | 1911 |
Office | FR |
Patent number | 426729 |
Inventors | Stephan de Ostchewsky-Krouglik |
Inventor country | FR |
Applicant person | Stephan de Ostchewsky-Krouglik |
Applicant firm | Société Louis Dreyfus et Cie |
Applicant type | COMPANY |
Applicant is inventor? | 1 |
Original title | Surface portante convenant particulièrement aux hélices |
English title | Airfoil particularly suitable for propellers |
Tech fields | airfoil, propeller blade, aerial propeller |
Filing date | 1911-03-02 |
Full specification filed date | |
Application number | 426729D |
Grant date | 1911-07-17 |
Granted? | 1 |
Publication date | |
Supplementary to patent | |
Related to aircraft? | 1 |
Serial number | |
Patent agent | Hippolyte Josse |
Assigned to | |
National tech categories | |
IPCs | IPC B64C11/16 |
CPCs | CPC B64C11/16 |
Family year | 1911 |
First filing? | 1 |
Cites these patents | |
Citations from after 1930 | |
Application ID | 19245478 |
INPADOC family ID | 5318177 |
Number of text pages | 3 |
Number of diagram pages | 1 |
Number of figures | 9 |
Number of claims | 1 |