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Patents > Inventor country: RU & Patent agent : Dupont et Elluin or None

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Office:
Inventors:
Comte Antoine Apraxine (9) · Konstantin Danilewsky (4) · Jan Jaakson (4) · Georges de Bothezat (4) · Vassily Rebikov (3) · Roman Pomianowski (3) · Sergei Tscherwinsky (2) · None (2) · Anempodist Wertogradsky (2)
Inventor country: (Click arrow to add another value)
Applicant person:
Comte Antoine Apraxine (8) · None (6) · Jan Jaakson (4) · Georges de Bothezat (4) · Roman Andreas Pomiansky (3) · К. Данилевский (2) · Vassily Rebikov (2) · Sergei Tscherwinsky (2) · Anempodist Wertogradsky (2)
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Tech fields:
LTA (14) · airplane (13) · propulsion (11) · balloon (10) · None (8) · frame (8) · flying machine (8) · wings (8) · marine (7) · Stability (7) · aerodynamics (6) · automatic stability (5) · hydrodynamics (4) · hybrid (4) · design (4) · helicopter (4) · energy (4)
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Citations from after 1930:
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