Patent FR-1863-60767
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| Year filed | 1863 |
|---|---|
| Year granted | |
| Office | FR |
| Patent number | 60767 |
| Inventors | Helenus |
| Inventor country | FR |
| Applicant person | |
| Applicant firm | |
| Applicant type | |
| Applicant is inventor? | 1 |
| Original title | application pratique du gaz ammoniac à l'aérostation et à la navigation aérienne |
| English title | Practical application of gaseous ammonia to aerostats and to aerial navigation; "Aerial Navigation*" |
| Tech fields | Aerial Navigation, Aerostat, Elevation(?) |
| Filing date | 1863-10-27 |
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| Related to aircraft? | Yes |
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| National tech categories | FR 5 |
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| Family year | 1863 |
| First filing? | |
| Cites these patents | |
| Citations from after 1930 | |
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Sources
- Subject-matter Index of Patents for Invention, France, 1791-1876 Inclusive ; http://bases-brevets19e.inpi.fr/Thot/FrmFicheDoc.asp?idfiche=0224066&refFiche=0130001
- Original patent document and bibliography entry on espacenet
- on google patents
Brevet d'invention de 15 ans
- Inventor location: Paris (22, rue des Petits-Hôtels, Seine) ; mining engineer
