Louis Constantin

Louis Constantin was an engineer and aero inventor. He filed patents from rue Théodore de Banville, 3, Paris, département Seine, France.

We also have him filing from rue de Villejust, 23, Paris, département Seine, France.

He filed at least partially in collaboration with François d’Astanières.

Patents whose inventor or applicant is Louis Constantin

• Patent ES-1910-47431 (English title: A procedure that allows a recovery of energy in the movement of a vehicle in a fluid and that constitutes at the same time a new brake, Filing date: 1910-02-24)
• Patent ES-1910-47627 (English title: A procedure that allows a recovery of energy in the movement of a vehicle in a fluid and that constitutes at the same time a new brake, Filing date: 1910-03-22)
• Patent ES-1910-47870 (English title: A procedure that allows a recovery of energy in the movement of a vehicle in a fluid and that constitutes at the same time a new brake, Filing date: 1910-04-23)
• Patent CH-1911-57184 (English title: Vehicle with device to reduce the workload of the vehicle when penetrating a fluid, Filing date: 1911-02-10)
• Patent FR-1911-425969 (English title: Device allowing either to reduce the work expended for the penetration of a vehicle in a fluid, or to slow down the movement of this vehicle, Filing date: 1911-02-11)
• Patent GB-1911-4610 (English title: Improvements in or relating to Vehicles or like Moving Objects, Supplementary to patent: Patent ES-1910-47627, Filing date: 1911-02-23)
• Patent ES-1911-50083 (English title: Device that decreases the penetration resistance of vehicles in fluids, Filing date: 1911-03-18)
• Patent FR-1912-441351 (English title: Devices for decreasing the resistance to penetration of vehicles in fluids, Supplementary to patent: Patent ES-1911-50083, Filing date: 1912-03-14)
• Patent CH-1912-60669 (English title: Disposition for reducing the resistance to the advancement of vehicles, Supplementary to patent: Patent ES-1911-50083, Filing date: 1912-03-15)
• Patent DK-1912-16716 (English title: Apparatus for Reducing the Resistance to the Movement of a Conveyance or Means of Transport through a Fluid, Supplementary to patent: Patent ES-1911-50083, Filing date: 1912-03-16)
• Patent GB-1912-6564 (English title: Improvements in Means for Reducing the Resistance to the Movements of Vehicles in Fluids, Supplementary to patent: Patent ES-1911-50083, Filing date: 1912-03-16)
• Patent US-1912-1065506 (English title: Means for reducing the resistance to the passage of vehicles in fluids, Filing date: 1912-03-18)
• Patent HU-1912-60793 (English title: Equipment for reducing the resistance of vehicles penetrating fluids, Supplementary to patent: Patent ES-1911-50083, Filing date: 1912-03-18)
• Patent AT-1912-62329 (English title: Device on vehicles to reduce movement resistance, Supplementary to patent: Patent ES-1911-50083, Filing date: 1912-03-18)
• Patent CA-1912-140732 (English title: MEANS OF REDUCING THE RESISTANCE TO THE PASSAGE OF VEHICLES THROUGH FLUIDS, Filing date: 1912-03-28)
• Patent FR-1912-450138 (English title: Improvements to airplane wings and propeller blades, Supplementary to patent: Patent BE-1912-07-26 Louis Constantin, Filing date: 1912-11-04)
• Patent BE-1914-266196 (English title: Improvements in oscillating-wing airplanes, Filing date: 1914-03-30)
• Patent FR-1914-475890 (English title: Improvements to the longitudinal stability of airplanes, Supplementary to patent: Patent BE-1913-08-11 Louis Constantin and François d’Astanières • Patent BE-1914-01-10 Louis Constantin and François d’Astanières • Patent BE-1914-266196, Filing date: 1914-08-01)
• Patent GB-1914-18417 (English title: Improvements in or relating to the Longitudinal Stability of Aeroplanes, Supplementary to patent: Patent BE-1911-08-11 Louis Constantin, Filing date: 1914-08-07)

References

Names	Louis Constantin
Birth date
Death date
Countries	BE, FR, GB
Locations	département Seine, France
Occupations	Engineer
Tech areas	Hydrodynamics, Aerodynamics
Affiliations
Wikidata id