Patent FR-1837-5429.2
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This is the 2nd addition to Patent FR-1836-5429, which initial brevet was filed 1836/09/15. Any and all data is to be found within that same document.
Sources
- the 19th Century advanced search page of inpi.fr
- Inventor location: Mézières, France ; "Mézières" exists as an element within several current and compound place names. We are currently having difficulty accessing this original, which access would give us département data, not to mention the first name of the inventor.
- Inventor occupation: desservant, possibly meaning servant, or assistant
| Year filed | 1837 |
|---|---|
| Year granted | 1837 |
| Office | FR |
| Patent number | 5429.2 |
| Inventors | L'abbé Jean-Martin Demongeot |
| Inventor country | FR |
| Applicant person | l'abbé Jean-Martin Demongeot |
| Applicant firm | |
| Applicant type | INDIV |
| Applicant is inventor? | Yes |
| Original title | moyen propre à diriger les aérostats |
| English title | (addition 2 to) means suitable to dirigible navigation |
| Tech fields | Navigation, LTA, steering, dirigibles |
| Filing date | 1837/06/23 |
| Full specification filed date | |
| Application number | |
| Grant date | 1837/10/11 |
| Granted? | Yes |
| Publication date | |
| Supplementary to patent | Patent FR-1836-5429 |
| Related to aircraft? | 1 |
| Serial number | |
| Patent agent | |
| Assigned to | |
| National tech categories | FR 6.4 |
| IPCs | |
| CPCs | |
| Family year | 1837 |
| First filing? | No |
| Cites these patents | |
| Citations from after 1930 | |
| Application ID | |
| INPADOC family ID | |
| Number of text pages | |
| Number of diagram pages | |
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