Patent GB-1909-20897
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- Inventor locations: Wahlen at 4 Karl-Strasse, Dusseldorf, DE ; Schreiner at 9 Charlotten Strasse, Dusseldorf
- patent agent: Marks & Clerk
Sources
- Neilson, 1910, Aeroplane Patents, p78
- Original patent document and bibliography entry on espacenet
Year filed | 1909 |
---|---|
Year granted | 1909 |
Office | GB |
Patent number | 20897 |
Inventors | Jacob Wahlen, Josef Schreiner |
Inventor country | DE, DE |
Applicant person | Jacob Wahlen, Josef Schreiner |
Applicant firm | |
Applicant type | INDIV |
Applicant is inventor? | Yes |
Original title | Improvements in Flying Machines |
English title | Improvements in flying machines |
Tech fields | |
Filing date | September 13, 1909 |
Full specification filed date | |
Application number | 190920897D |
Grant date | September 13, 1910 |
Granted? | Yes |
Publication date | |
Supplementary to patent | |
Related to aircraft? | Yes |
Serial number | |
Patent agent | |
Assigned to | |
National tech categories | |
IPCs | IPC B64C39/00 |
CPCs | CPC B64C39/00, CPC B64C2700/6295 |
Family year | 1909 |
First filing? | Yes |
Cites these patents | |
Citations from after 1930 | |
Application ID | 23587569 |
INPADOC family ID | 11082017 |
Number of text pages | 3 |
Number of diagram pages | 3 |
Number of figures | 5 |
Number of claims | 8 |