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Patents > Inventor country : NZ or RU & IPCs : IPC B64C3/18 or IPC B64C39/00 or None

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Inventors:
Comte Antoine Apraxine (11) · Edward Smethurst (9) · Jan Jaakson (6) · Georges de Bothezat (6) · Konstantin Danilewsky (4) · William John Hastings Beach (4) · Sergei Tscherwinsky (4) · Vassily Rebikov (4) · Roman Pomianowski (4) · Arthur Waldemar Schaef (3) · Adalbert Plaček (3) · Charles Arthur Beauchamp Pickard Hawkins (2) · Nicolas de Benois (2) · Paul Benni (2) · None (2)
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Applicant person:
None (16) · Comte Antoine Apraxine (10) · Edward Smethurst (9) · Jan Jaakson‎ (6) · Georges de Bothezat (6) · William John Hastings Beach (5) · Roman Andreas Pomiansky (4) · Sergei Tscherwinsky (4) · Adalbert Plaček (3) · Vassily Rebikov (3) · К. Данилевский (2) · Paul Benni (2) · Charles John Nairn (2) · Charles Arthur Beauchamp Pickard Hawkins (2) · Arthur Waldemar Schaef (2) · Nicolas de Benois (2)
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Tech fields:
airplane (36) · Stability (21) · frame (19) · aerodynamics (18) · None (17) · LTA (17) · marine (15) · propulsion (14) · design (13) · automatic stability (13) · wings (13) · propeller (12) · lift (11) · balloon (10) · flying machine (9) · control (8) · whole (8) · Propellers (7)
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Citations from after 1930:
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