Patent ES-1911-50083
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As usual, Espacenet gives us next to nothing on patents filed in Spain. This is a very odd case. French data, corroborated in the manner of triangulation via Hungary, explicates this Spanish filing as the first pertinent to this invention.
Sources
- Original patent document and bibliography entry on espacenet
Patent family descending from Patent ES-1911-50083
- Patent ES-1911-50083 (English title: Device that decreases the penetration resistance of vehicles in fluids)
- Patent FR-1912-441351 (English title: Devices for decreasing the resistance to penetration of vehicles in fluids, Supplementary to patent: Patent ES-1911-50083, National tech categories: FR 10.1)
- Patent CH-1912-60669 (English title: Disposition for reducing the resistance to the advancement of vehicles, Supplementary to patent: Patent ES-1911-50083, National tech categories: CH 126b)
- 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, National tech categories: DK 65)
- 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)
- Patent AT-1912-62329 (English title: Device on vehicles to reduce movement resistance, Supplementary to patent: Patent ES-1911-50083, National tech categories: AT 63c)
- Patent HU-1912-60793 (English title: Equipment for reducing the resistance of vehicles penetrating fluids, Supplementary to patent: Patent ES-1911-50083, National tech categories: HU V/h)
| Year filed | 1911 |
|---|---|
| Year granted | 1912 |
| Office | ES |
| Patent number | 50083 |
| Inventors | Louis Constantin |
| Inventor country | FR |
| Applicant person | Louis Constantin |
| Applicant firm | |
| Applicant type | INDIV |
| Applicant is inventor? | 1 |
| Original title | Dispositivo que disminuye la resistencia de penetración de los vehículos en los fluidos |
| English title | Device that decreases the penetration resistance of vehicles in fluids |
| Tech fields | hydrodynamics, aerodynamics |
| Filing date | 1911-03-18 |
| Full specification filed date | |
| Application number | |
| Grant date | 1911-04-16 |
| Granted? | |
| Publication date | 1911-04-16 |
| Supplementary to patent | |
| Related to aircraft? | 1 |
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