Patent FR-1914-472862
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This original document makes reference to the British priority date 1913/10/07.
- Inventor location: England
Sources
- Original patent document and bibliography entry on espacenet
- on google patents
Year filed | 1914 |
---|---|
Year granted | 1914 |
Office | FR |
Patent number | 472862 |
Inventors | Arthur Alexander Dashwood Lang |
Inventor country | GB |
Applicant person | Arthur Alexander Dashwood Lang |
Applicant firm | |
Applicant type | INDIV |
Applicant is inventor? | Yes |
Original title | Hélices pour la navigation aérienne |
English title | Propellers for aerial navigation |
Tech fields | airplane, propellers |
Filing date | 1914/06/02 |
Full specification filed date | |
Application number | 472862D |
Grant date | 1914/08/21 |
Granted? | Yes |
Publication date | 1914/12/22 |
Supplementary to patent | Patent GB-1913-22557 |
Related to aircraft? | 1 |
Serial number | |
Patent agent | Brandon frères |
Assigned to | |
National tech categories | FR 6.4 |
IPCs | IPC B64C11/20 |
CPCs | CPC B64C11/205 |
Family year | 1913 |
First filing? | No |
Cites these patents | |
Citations from after 1930 | |
Application ID | 19290583 |
INPADOC family ID | 5356708 |
Number of text pages | 2 |
Number of diagram pages | 1 |
Number of figures | 4 |
Number of claims | 2 |