Patent FR-1912-444288
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This is a foreign filing of Patent US-1912-1033662
- Inventor location:
Sources
- Original patent doc at espaceent
- Original patent document and bibliography entry on espacenet
- This patent on google patents
- Aero-Manuel 1914
Year filed | 1912 |
---|---|
Year granted | 1912 |
Office | FR |
Patent number | 444288 |
Inventors | David Henderson Blake |
Inventor country | US |
Applicant person | David Henderson Blake |
Applicant firm | |
Applicant type | |
Applicant is inventor? | Yes |
Original title | Perfectionnements dans propulseurs à hélice |
English title | Improvements to propellers |
Tech fields | propellers |
Filing date | May 25, 1912 |
Full specification filed date | |
Application number | FR444288 (A) |
Grant date | August 3, 1912 |
Granted? | Yes |
Publication date | October 14, 1912 |
Supplementary to patent | Patent US-1912-1033662 |
Related to aircraft? | Yes |
Serial number | |
Patent agent | L. Chassevent |
Assigned to | |
National tech categories | FR 6.2 |
IPCs | IPC B63H1/26 |
CPCs | CPC B63H1/26 |
Family year | 1912 |
First filing? | No |
Cites these patents | |
Citations from after 1930 | |
Application ID | |
INPADOC family ID | |
Number of text pages | 2 |
Number of diagram pages | 1 |
Number of figures | 5 |
Number of claims | 3 |