Drilldown: Patents
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Patents > IPCs :
IPC B64C23/005 or
IPC B64C27/04
& Citations from after 1930:
None
& Number of claims:
2
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Alexis Beurrier (1) ·
Alfred William Turner (1) ·
Camille Lacoste (1) ·
Désiré Sival (2) ·
Édouard-Jean Bigourdan (1) ·
Edwin Richard Mumford (1) ·
Elisha Depoy Appley (1) ·
Émile Dupont (1) ·
Ernest Alfred Edwards (1) ·
George Alphonzo Metcalf (1) ·
Giulio Silvestri (1) ·
Gustav Mees (1) ·
Henri de Lostalot (1) ·
John Pond (1) ·
Louis Lacoin (1) ·
Rudolph Kosch (1) ·
Walter Fisher Luff (1) ·
William Morgan (1)
Alexis Beurrier (1) ·
Alfred William Turner (1) ·
Camille Lacoste (1) ·
Désiré Sival (2) ·
Edouard Bigourdan (1) ·
Edwin Richard Mumford (1) ·
Elisha Depoy Appley (1) ·
Émile Dupont (1) ·
Ernest Alfred Edwards (1) ·
George Alphonzo Metcalf (1) ·
Giulio Silvestri (1) ·
Gustav Mees (1) ·
Henri de Lostalot (1) ·
John Pond (1) ·
Louis Lacoin (1) ·
Rudolph Kosch (1) ·
Walter Fisher Luff (1) ·
William Morgan (1)
None (1) ·
aerodynamics (1) ·
aircraft (1) ·
airplane (5) ·
Ascension (3) ·
braking (1) ·
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control (1) ·
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Helicopter (9) ·
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lift (1) ·
navigation (2) ·
ornithopter (1) ·
propeller (1) ·
propellers (5) ·
propulsion (3) ·
ropes (1) ·
stability (1) ·
structure (1) ·
sustentation (1) ·
traction (1) ·
VTOL (1) ·
whole (1)
Showing below up to 16 results in range #1 to #16.
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