Patent FR-1920-498979
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Sources
- Original patent document and bibliography entry on espacenet
- on google patents
Year filed | 1917 |
---|---|
Year granted | 1920 |
Office | FR |
Patent number | 498979 |
Inventors | Thomas Sopwith |
Inventor country | GB |
Applicant person | Thomas Sopwith |
Applicant firm | Sopwith Aviation Company Limited |
Applicant type | COMPANY+INDIV |
Applicant is inventor? | No |
Original title | Perfectionnements dans les freins pour aéroplanes |
English title | Improvements in the brakes for airplanes |
Tech fields | brakes, Braking, landing, air resistance |
Filing date | April 27, 1917 |
Full specification filed date | |
Application number | 498979D |
Grant date | January 28, 1920 |
Granted? | Yes |
Publication date | |
Supplementary to patent | Patent GB-1916-110419 |
Related to aircraft? | Yes |
Serial number | |
Patent agent | Ch. de Mosenthal |
Assigned to | |
National tech categories | FR 6.4 |
IPCs | IPC B65H9/16, IPC B64C9/32 |
CPCs | CPC B65H9/166, CPC B64C9/32 |
Family year | 1917 |
First filing? | No |
Cites these patents | |
Citations from after 1930 | |
Application ID | 19316057 |
INPADOC family ID | 5379020 |
Number of text pages | 3 |
Number of diagram pages | 1 |
Number of figures | 6 |
Number of claims | 5 |