Patent FR-1839-7188
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| Year filed | |
|---|---|
| Year granted | 1839 |
| Office | FR |
| Patent number | 7188 |
| Inventors | Philippe-Ferdinand DE CASTRO |
| Inventor country | FR |
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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 |
| 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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| Citations from after 1930 | |
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Sources
- Advanced Research page of INPI website {{esp|FR|1BA7188 espacenet]
- Inventor location: Paris, rue Gaillon, Hôtel de la Marine, Seine
