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Patents > National tech categories : CH 129b or USPC 244/109

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Office:
Inventors:
Alfred John Macy (4) · Henri Dufaux (3) · Armand Dufaux (3) · Joseph Wetterwald (2) · Otto Schüle (2) · Henry Kleckler (2) · Adalbert Plaček (2) · Carl Wilhelm Paul (2) · Carl Franz Hubert Hertel (2) · Alfred E. Wunderlich (2) · Dane Hurlburt‎ (2)
Inventor country:
Applicant person:
None (18) · Alfred John Macy (4) · Otto Schüle (2) · Adalbert Plaček (2) · Dane Hurlburt‎ (2) · Joseph Wetterwald (2) · Carl Franz Hubert Hertel (2) · Carl Wilhelm Paul (2) · Alfred E. Wunderlich (2)
Applicant type:
Applicant is inventor:
Tech fields:
airplane (39) · Stability (22) · Design (16) · frame (14) · whole (11) · automatic stability (11) · None (9) · subsystem (8) · propeller (8) · Construction (7) · propellers (7) · wings (7) · heavier-than-air (6) · navigation (6) · Tragfläche (6) · control (5) · airfoil (5) · lift (5)
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Cites these patents:
Citations from after 1930:
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