Patent FR-1838-6239
| Year filed | 1838 |
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| Year granted | 1838 |
| Office | FR |
| Patent number | 6239 |
| Inventors | Pierre-Marie TOUBOULIC |
| Inventor country | FR |
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| Applicant is inventor? | 1 |
| Original title | système de translation aérienne, nommée par l'auteur Velociposte |
| English title | dirigible |
| Tech fields | LTA, propulsion, transportation |
| Filing date | '1838-06-28 |
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| Grant date | '1838-12-22 |
| Granted? | 1 |
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| Related to aircraft? | Yes |
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| Family year | 1838 |
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