Patent GB-1912-18838
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- CPC B64C11/18: Aerodynamic features
- Inventor location: Jacomy: Engineer, at 11 rue de Congres, Asnieres, France ; Jahan: Engineer at 16 rue de la Station, Courbevoie, France
- Inventor signed. 0 days later, this patent was recorded as filed at the patent office.
- Same invention appears to have been filed in France. Why is the parent patent German, when the inventors were French?
Sources
- Original patent document and bibliography entry on espacenet
- on google patents
Year filed | 1912 |
---|---|
Year granted | 1912 |
Office | GB |
Patent number | 18838 |
Inventors | Pierre Jacomy, François Jahan |
Inventor country | FR |
Applicant person | Pierre Jacomy, François Jahan |
Applicant firm | |
Applicant type | INDIV |
Applicant is inventor? | 1 |
Original title | Improvements in or relating to Metallic Propellers |
English title | Improvements in or relating to Metallic Propellers |
Tech fields | propellers |
Filing date | 1912-08-16 |
Full specification filed date | |
Application number | 191218838D |
Grant date | 1912-11-07 |
Granted? | 1 |
Publication date | |
Supplementary to patent | Patent DE-1911-251309 |
Related to aircraft? | 1 |
Serial number | |
Patent agent | Boult, Wade & Tennant |
Assigned to | |
National tech categories | |
IPCs | IPC B64C11/18 |
CPCs | CPC B64C11/18 |
Family year | 1911 |
First filing? | 0 |
Cites these patents | |
Citations from after 1930 | 0 |
Application ID | 23638034 |
INPADOC family ID | 11125692 |
Number of text pages | 2 |
Number of diagram pages | 1 |
Number of figures | 2 |
Number of claims | 2 |