Marius-Jules Roffy
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Marius-Jules Roffy was an aero inventor, filing patents from rue du Bouloi, 2 bis, Paris. This person had 0 publications and 2 patents in this database.
Patents whose inventor or applicant is Marius-Jules Roffy
- Patent FR-1908-386178 (English title: Towing apparatus for spherical balloon, Filing date: 1907-04-06)
- Patent FR-1908-386179 (English title: High-speed dirigible, Filing date: 1907-04-06)
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| Names | Marius-Jules Roffy |
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| Countries | FR |
| Locations | Paris |
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