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Patents > Granted: Yes & National tech categories : CH 129b or USPC 89/41.19

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Inventors:
Henri Dufaux (3) · Alfred John Macy (3) · Armand Dufaux (3) · Joseph Wetterwald (2) · Carl Wilhelm Paul (2) · Carl Franz Hubert Hertel (2) · Adalbert Plaček (2) · Alfred E. Wunderlich (2) · Otto Schüle (2) · Dane Hurlburt‎ (2)
Inventor country:
Applicant person:
None (17) · Alfred John Macy (3) · Otto Schüle (2) · Adalbert Plaček (2) · Joseph Wetterwald (2) · Dane Hurlburt‎ (2) · Carl Franz Hubert Hertel (2) · Carl Wilhelm Paul (2) · Alfred E. Wunderlich (2)
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Tech fields:
airplane (36) · stability (20) · Design (16) · frame (14) · whole (11) · Automatic stability (11) · subsystem (9) · navigation (7) · Wings (7) · propeller (7) · Tragfläche (6) · construction (6) · heavier-than-air (6) · propellers (6) · Control (5) · Lift (4) · HTA (4) · landing (4) · airfoil (4)
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