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Patents > CPCs : CPC B63C9/26 or CPC B64C2700/6295 & Number of figures: 3

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Office:
Inventors:
Charles Rudolph Wittemann (2) · Louis John Bergdoll (2) · William Boyd Alexander (2)
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Applicant person:
None (3) · William Boyd Alexander (2) · Louis John Bergdoll (2) · Charles Rudolph Wittemann (2)
Applicant type:
Applicant is inventor:
Tech fields:
None (24) · airplane (20) · frame (8) · stability (8) · design (8) · construction (6) · monoplane (5) · wings (4) · rudder (4) · whole (3) · navigation (3) · multiplane (3) · biplane (3) · airfoil (3) · automatic stability (3) · control (3)
Full specification filed date:
Application number:
None (4)
Granted:
Related to aircraft:
Patent agent:
None (11) · Boult, Wade & Tennant (5) · E. Bletry (2) · Herbert Haddan & Co. (2) · Weismann et Marx (2) · Haseltine, Lake & Co. (2) · None (2) · J. S. Withers & Spooner (2)
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Citations from after 1930:
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