Patent DE-1908-215158
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- Inventor location: Hamburg ; Occupation? This source refers to a veterinarian Josef Kontzwald: [1]
- Kontzwald has other, non-aero 1907-8 patents listed on google: https://patents.google.com/?inventor=Josef+Kontzwald and https://patents.google.com/patent/DE203291C
Sources
- Archive record at Lilienthal museum patents
- Original patent document and Bibliographic info at DPMA
- Original patent document and bibliography entry at espacenet
| Year filed | 1908 |
|---|---|
| Year granted | 1909 |
| Office | DE |
| Patent number | 215158 |
| Inventors | Josef Kontzwald |
| Inventor country | DE |
| Applicant person | Josef Kontzwald |
| Applicant firm | |
| Applicant type | INDIV |
| Applicant is inventor? | 1 |
| Original title | Steuerung für Luftfahrzeuge |
| English title | Controls for aircraft |
| Tech fields | control |
| Filing date | 1908-07-04 |
| Full specification filed date | |
| Application number | |
| Grant date | 1909-10-22 |
| Granted? | 1 |
| Publication date | |
| Supplementary to patent | |
| Related to aircraft? | 1 |
| Serial number | |
| Patent agent | |
| Assigned to | |
| National tech categories | DE 77h.15 |
| IPCs | IPC B64C13/00 |
| CPCs | CPC B64C13/00 |
| Family year | 1908 |
| First filing? | 1 |
| Cites these patents | |
| Citations from after 1930 | |
| Application ID | |
| INPADOC family ID | |
| Number of text pages | 1 |
| Number of diagram pages | 1 |
| Number of figures | 2 |
| Number of claims | 1 |
