Patent FR-1838-7188
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- Inventor location: Paris, rue Gaillon, Hôtel de la Marine, Seine
Sources
- archives.inpi.fr
- Note: Patents are not searchable by number, archives.inpi.fr, prior to 1844. The numbers applied prior to that point are of some other retroactive nature.
| Year filed | 1839 |
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| Year granted | |
| Office | FR |
| Patent number | 7188 |
| Inventors | Philippe-Ferdinand de Castro |
| Inventor country | FR |
| Inventor location | Paris, Seine |
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| Applicant is inventor? | 1 |
| Original title | machine propre à donner toute direction aux aérostats |
| English title | machine facilitating dirigible navigation |
| Tech fields | navigation, balloon, aerostat |
| Filing date | 1838-11-06 |
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| Granted? | 1 |
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| Related to aircraft? | Yes |
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| Family year | 1839 |
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