Patent CH-1916-89673
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Sets of rotating wheels with flaps.
- Inventor location: Bern, Switz
Sources
- Original patent document and bibliography entry at espacenet
- Bibliographic info on this patent and original patent document at DPMA
Year filed | 1916 |
---|---|
Year granted | 1916 |
Office | CH |
Patent number | 89673 |
Inventors | Jakob Wächter-Gerber |
Inventor country | CH |
Applicant person | |
Applicant firm | |
Applicant type | INDIV |
Applicant is inventor? | 1 |
Original title | Antriebsvorrichtung an Luftfahrzeugen |
English title | Aircraft propulsion system |
Tech fields | propulsion, propeller |
Filing date | 1916/09/09 |
Full specification filed date | |
Application number | 89673D |
Grant date | 1921/06/16 |
Granted? | Yes |
Publication date | |
Supplementary to patent | |
Related to aircraft? | Yes |
Serial number | |
Patent agent | Nageli & Co. |
Assigned to | |
National tech categories | CH 129c |
IPCs | IPC B64C11/00 |
CPCs | CPC B64C11/006 |
Family year | 1916 |
First filing? | No |
Cites these patents | |
Citations from after 1930 | |
Application ID | 6087757 |
INPADOC family ID | 3217856 |
Number of text pages | 5 |
Number of diagram pages | 2 |
Number of figures | 14 |
Number of claims | 9 |