Patent FR-1891-207592E
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Sources
- BOPI (1891, tome 11)
- Inventor location: rue de Lycee, 6, Nantes
| Year filed | |
|---|---|
| Year granted | 1891 |
| Office | FR |
| Patent number | 207592.1 |
| Inventors | Boiffin |
| Inventor country | FR |
| Applicant person | |
| Applicant firm | |
| Applicant type | |
| Applicant is inventor? | 1 |
| Original title | cert d'addition au brevet pris le 12 aout 1890, pour nouveau système de ballon dirigeables |
| English title | cert of addition to the patent registered 12 August 1890, for a new system of air-ship balloons |
| Tech fields | LTA |
| Filing date | |
| Full specification filed date | |
| Application number | |
| Grant date | 1891-08-12 |
| Granted? | 1 |
| Publication date | |
| Supplementary to patent | |
| Related to aircraft? | Yes |
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| National tech categories | FR 6.3 |
| IPCs | |
| CPCs | |
| Family year | 1891 |
| First filing? | |
| Cites these patents | |
| Citations from after 1930 | |
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