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Patents > IPCs : IPC B64C3/52 or None & Number of figures: 19-21

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Office:
Inventors:
Alfred John Macy (9) · George Sutherland Dodman (5) · Anthony Rudolph Silverston (4) · Didier Rouilly (2) · Lewis Ginter Young (2) · Alphonse Papin (2) · Franz Wondra (2)
Inventor country:
Applicant person:
Alfred John Macy (9) · None (6) · George Sutherland Dodman (5) · Anthony Rudolph Silverston (3) · Alphonse Papin (2) · Lewis Ginter Young (2) · Franz Wondra (2) · Didier Rouilly (2)
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Tech fields:
frame (17) · stability (15) · airplane (11) · None (9) · LTA (9) · design (9) · navigation (8) · propulsion (8) · whole (5) · airfoil (5) · propellers (5) · wings (5) · compartments (5) · Airship (4) · automatic stability (4) · balloon (4) · propeller (4)
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Related to aircraft:
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Citations from after 1930:
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Showing below up to 56 results in range #1 to #56.

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