Patent DE-1882-20348
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Has a propeller, maybe an LTA airship. Cf. Patent DE-1880-11471.
- Inventor location: Siegmar bei Chemnitz, Deutschland
- Inventor name: just "Georg Baumgarten" is on patent itself
Sources
- Lilienthal museum patents
- Original patent doc and biblio record at espacenet
- Alexander-Katz, 1912 p441
- Brockett, 1910, entry 1489: Baumgarten. Neuerungen an Wendeflügeln zur Fortbewegung von Luft- und Wasserschiffen. Patentschriften, Nr. 20348 (19 Feb. 1882). (1489
- Zeitschrift des Deutschen Vereins zur Förderung der Luftschifffahrt (Zeitschrift für Luftschiffahrt und Physik der Atmosphäre) vol. 4 (1885), p. 85
- Original patent document and Bibliographic info at DPMA
- Original patent document and bibliography entry at espacenet
| Year filed | 1882 |
|---|---|
| Year granted | 1882 |
| Office | DE |
| Patent number | 20348 |
| Inventors | Ernst Georg August Baumgarten |
| Inventor country | DE |
| Inventor location | |
| Applicant person | Ernst Georg August Baumgarten |
| Applicant firm | |
| Applicant type | INDIV |
| Applicant is inventor? | Yes |
| Original title | Neuerungen an Wendeflügeln zur Fortbewegung von Luft-und Wasserschiffen |
| English title | eversible blades or wings for locomotion of aircraft and water surface vessels |
| Tech fields | LTA, propulsion, propeller, marine |
| Filing date | February 19, 1882 |
| Full specification filed date | |
| Application number | |
| Grant date | December 8, 1882 |
| Granted? | Yes |
| Publication date | |
| Supplementary to patent | |
| Related to aircraft? | Yes |
| Serial number | |
| Patent agent | |
| Assigned to | |
| National tech categories | DE 77 |
| IPCs | IPC B64C39/00 |
| CPCs | CPC B64C39/005 |
| Family year | 1882 |
| First filing? | Yes |
| Cites these patents | |
| Citations from after 1930 | |
| Application ID | 9315400 |
| INPADOC family ID | |
| Number of text pages | 1 |
| Number of diagram pages | 1 |
| Number of figures | 3 |
| Number of claims | 1 |
