Patent DE-1909-250960
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More or less follows Patent GB-1908-13809 by Lorenzen.
- Inventor location: Harrow in England
Sources
- This patent at Lilienthal museum patents site
Year filed | 1909 |
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Year granted | 1912 |
Office | DE |
Patent number | 250960 |
Inventors | Christian Lorenzen |
Inventor country | GB, DE |
Applicant person | |
Applicant firm | |
Applicant type | INDIV |
Applicant is inventor? | Yes |
Original title | Flugvorrichtung mit fallschirmartig angeordneten Luftschrauben |
English title | Aircraft with parachute-like arrangement of airscrews |
Tech fields | propeller, helicopter |
Filing date | 1909/01/16 |
Full specification filed date | |
Application number | |
Grant date | |
Granted? | Yes |
Publication date | 1912/09/21 |
Supplementary to patent | Patent GB-1908-13809 |
Related to aircraft? | Yes |
Serial number | |
Patent agent | |
Assigned to | |
National tech categories | DE 77h.6 |
IPCs | |
CPCs | |
Family year | 1908 |
First filing? | No |
Cites these patents | |
Citations from after 1930 | |
Application ID | |
INPADOC family ID | |
Number of text pages | 3 |
Number of diagram pages | 1 |
Number of figures | 12 |
Number of claims | 3 |