Patent FR-1855-23672
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| Year filed | 1855 |
|---|---|
| Year granted | |
| Office | FR |
| Patent number | 23672 |
| Inventors | Gry |
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| Applicant is inventor? | 1 |
| Original title | direction des aérostats |
| English title | dirigible navigation |
| Tech fields | LTA, navigation |
| Filing date | 1855-05-30 |
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| Granted? | 1 |
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| Related to aircraft? | Yes |
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| Family year | 1855 |
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