Patent DE-1881-18228
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- Inventor location: Tomaszow, in Russian Poland
Sources
- Lilienthal museum patents espacenet
- Zeitschrift des Deutschen Vereins zur Förderung der Luftschifffahrt (Zeitschrift für Luftschiffahrt und Physik der Atmosphäre) vol. 4 (1885), p. 86
- Original patent document and Bibliographic info at DPMA
- Original patent document and bibliography entry at espacenet
| Year filed | 1881 |
|---|---|
| Year granted | 1882 |
| Office | DE |
| Patent number | 18228 |
| Inventors | Otto Graf |
| Inventor country | RU, Poland |
| Applicant person | |
| Applicant firm | |
| Applicant type | |
| Applicant is inventor? | Yes |
| Original title | Steuervorrichtung für Luftschiffe |
| English title | Control device for airships |
| Tech fields | control, navigation |
| Filing date | 1881/10/15 |
| Full specification filed date | 1881/10/15 |
| Application number | |
| Grant date | |
| Granted? | Yes |
| Publication date | 1882/05/10 |
| Supplementary to patent | |
| Related to aircraft? | Yes |
| Serial number | |
| Patent agent | |
| Assigned to | |
| National tech categories | DE 77 |
| IPCs | |
| CPCs | CPC B64B1/00 |
| Family year | 1881 |
| First filing? | Yes |
| Cites these patents | |
| Citations from after 1930 | |
| Application ID | |
| INPADOC family ID | 9313354 |
| Number of text pages | 1 |
| Number of diagram pages | 1 |
| Number of figures | 3 |
| Number of claims |
