Patent DE-1918-335054
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Sources
- Original patent document and Bibliographic info at DPMA
- Original patent document and bibliography entry at espacenet
- Inventor location: Straßburg i. Els. ; “Straßburg i. Els”, on German Wikipedia leans us to Strasbourg, now in France.
Year filed | 1918 |
---|---|
Year granted | 1921 |
Office | DE |
Patent number | 335054 |
Inventors | Michel Schleiffer |
Inventor country | FR |
Applicant person | Michel Schleiffer |
Applicant firm | |
Applicant type | INDIV |
Applicant is inventor? | Yes |
Original title | Flugzeug mit Mehrschraubenantrieb |
English title | Aircraft with (improved?) screw drive |
Tech fields | Propulsion, propellers, airplane, design, aerodynamics |
Filing date | 1918/02/02 |
Full specification filed date | |
Application number | 335054D |
Grant date | 1921/03/22 |
Granted? | Yes |
Publication date | 1921/03/22 |
Supplementary to patent | |
Related to aircraft? | Yes |
Serial number | |
Patent agent | |
Assigned to | |
National tech categories | DE 77h.5 |
IPCs | IPC B64C11/00 |
CPCs | CPC B64C11/00, CPC B64D2700/62692 |
Family year | 1918 |
First filing? | No |
Cites these patents | |
Citations from after 1930 | |
Application ID | 10717235 |
INPADOC family ID | 10071316 |
Number of text pages | 2 |
Number of diagram pages | 1 |
Number of figures | 2 |
Number of claims | 2 |