Patent DE-1917-307800
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Design for biplane, focused on the struts which hold up the upper plane.
Austrian priority date: 1916-11-02
- Inventor location: Wiener-Neustadt
Sources
- Zeitschrift für Flugtechnik und Motorluftschiffahrt vol. 10 (1919), p. 244
- Original patent document and Bibliographic info at DPMA
- Original patent document and bibliography entry at espacenet
| Year filed | 1917 |
|---|---|
| Year granted | 1919 |
| Office | DE |
| Patent number | 307800 |
| Inventors | Josef Zimmermann |
| Inventor country | AT |
| Applicant person | Josef Zimmermann |
| Applicant firm | |
| Applicant type | INDIV |
| Applicant is inventor? | Yes |
| Original title | Doppeldecker |
| English title | Biplane |
| Tech fields | biplane, airplane, Tragfläche |
| Filing date | 1917/03/27 |
| Full specification filed date | |
| Application number | |
| Grant date | |
| Granted? | Yes |
| Publication date | 1919/12/10 |
| Supplementary to patent | Patent AT-1916-80160 |
| Related to aircraft? | Yes |
| Serial number | |
| Patent agent | Otto Siedentopf und Dipl.-Ing. W. Fritz, Pat.-Anwälte |
| Assigned to | |
| National tech categories | DE 77h.5 |
| IPCs | IPC B64C3/00 |
| CPCs | CPC B64C3/00 |
| Family year | 1916 |
| First filing? | No |
| 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 | 5 |
| Number of claims | 1 |
