Patent FR-1912-439296
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Sources
- Original patent document and bibliography entry on espacenet
- Inventor location: Seine, France
Year filed | 1911 |
---|---|
Year granted | 1912 |
Office | FR |
Patent number | 439296 |
Inventors | Constant Crouzat |
Inventor country | FR |
Applicant person | Constant Crouzat |
Applicant firm | |
Applicant type | INDIV |
Applicant is inventor? | Yes |
Original title | Propulseur orthoptère |
English title | Helicopter propeller |
Tech fields | Propulsion, helicopter, orthopter |
Filing date | April 3, 1911 |
Full specification filed date | |
Application number | 439296D |
Grant date | June 10, 1912 |
Granted? | Yes |
Publication date | |
Supplementary to patent | |
Related to aircraft? | 1 |
Serial number | |
Patent agent | |
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 | 19257777 |
INPADOC family ID | 5328632 |
Number of text pages | |
Number of diagram pages | |
Number of figures | |
Number of claims |