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Patents > CPCs : CPC B64C23/005 or CPC B64C39/08 & Number of figures: 3

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Inventors:
Charles Rudolph Wittemann (2) · Wilhelm Kress (2) · Alwin Hitzeroth (2) · Joseph Ayral (2) · Otto Sack (2) · Edmund Kikut (2) · Auguste Contassot (2)
Inventor country:
Applicant person:
None (5) · Otto Sack (2) · Joseph Ayral (2) · Charles Rudolph Wittemann (2) · Edmund Kikut (2) · Auguste Contassot (2) · Wilhelm Kress (2) · Alwin Hitzeroth (2)
Applicant type:
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Tech fields:
Airplane (27) · None (22) · Propulsion (13) · hybrid (12) · Navigation (10) · Helicopter (8) · Frame (6) · propeller (5) · Ascension (5) · Design (5) · Control (5) · Construction (4) · Lift (4) · wings (4)
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None (8)
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Related to aircraft:
Patent agent:
None (10) · None (3) · Boult, Wade & Tennant (3) · Charles Dony (2) · Paul & Paul (2) · Munn & Co. (2) · Marks & Clerk (2) · J. Germain (2) · J. Fayollet (2) · G. de Mestral et F. Harlé (2) · Émile Bert (2) · Frey, de Carsalade, Rogers et Cie (2)
CPCs: (Click arrow to add another value)
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Citations from after 1930:
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