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Patents > Office : ES or MX & Supplementary to patent : Patent NO-1915-12-15 Carl Alfred Johansson or None

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None (6) · Leonardo Torres Quevedo (5) · Wilbur Wright (4) · Orville Wright (4) · Louis Constantin (4) · Comte Antoine Apraxine (3) · Tereso Moreno (2) · Ramón Remis y Suárez (2) · Nazaire Lacrotte (2) · Joseph Wetterwald (2) · Jose Pesaña y Piñol (2) · Hermann Ruthenberg (2) · Enrique Samson (2) · Cosimo Canovetti (2) · Herbert M. Cooley (2) · Alva L. Reynolds (2) · Alfredo Robles Domínguez (2)
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None (29) · Louis Constantin (4) · Ramón Remis y Suárez (2) · Jose Pesaña y Piñol (2) · Joseph Wetterwald (2) · Leonardo Torres Quevedo (2) · Enrique Samson (2) · Nazaire Lacrotte (2) · Cosimo Canovetti‎ (2) · Herbert M. Cooley (2) · Tereso Moreno (2) · Alfredo Robles Domínguez (2) · Alva L. Reynolds (2)
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LTA (28) · None (20) · airplane (16) · propulsion (16) · balloon (15) · navigation (14) · subsystem (8) · Propellers (6) · propeller (6) · frame (6) · aerodynamics (6) · airship (5) · rudder (5) · control (4) · safety (4) · braking (4) · hydrodynamics (4) · design (4)
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