Patent FR-1894-237821
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Sources
- BOPI 14 (1894)
- Inventor location: Hermeskeil, in the Trier-Saarburg, Germany
| Year filed | |
|---|---|
| Year granted | 1894 |
| Office | FR |
| Patent number | 237821 |
| Inventors | Richard Czygan |
| Inventor country | DE |
| Applicant person | |
| Applicant firm | |
| Applicant type | |
| Applicant is inventor? | 1 |
| Original title | Propulseur par compression pour vaisseaux aérostatiques |
| English title | compression propeller for air-ships |
| Tech fields | propulsion, airship, aerostat, LTA |
| Filing date | |
| Full specification filed date | |
| Application number | |
| Grant date | 1894-04-17 |
| Granted? | 1 |
| Publication date | |
| Supplementary to patent | Patent DE-1893-73799 |
| Related to aircraft? | Yes |
| Serial number | |
| Patent agent | Danzer |
| Assigned to | |
| National tech categories | FR 6.3 |
| IPCs | |
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| Family year | 1894 |
| First filing? | |
| Cites these patents | |
| Citations from after 1930 | |
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