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Patents > National tech categories : CH 129b or USPC 244/22 or USPC 244/90R

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Office:
Inventors:
Alfred John Macy (4) · Henri Dufaux (3) · Armand Dufaux (3) · Ruter William Springer (3)
Inventor country:
Applicant person:
None (24) · Alfred John Macy (4) · Ruter William Springer (3)
Applicant is inventor:
Tech fields:
airplane (69) · None (54) · frame (54) · stability (46) · flapping (34) · navigation (31) · propulsion (27) · ornithopter (26) · design (20) · rudder (19) · propeller (19) · wings (16) · airfoil (16) · whole (14) · automatic stability (14) · hybrid (12) · wheels (12) · control (11) · landing (11)
Full specification filed date:
Application number:
None (70)
Granted:
Supplementary to patent:
None (180)
Related to aircraft:
Patent agent:
None (67) · E. Blum & Co. (11) · Munn & Co. (9) · E. Imer-Schneider (9) · Fritz Isler (6) · C. A. Snow & Co. (5) · H. Kirchhofer (4) · Wilhelm Reinhard (4) · A. Ritter (4) · Victor J. Evans (3) · None (3)
National tech categories: (Click arrow to add another value)
CPCs:
CPC B64C33/02 (69) · None (56) · CPC B64C13/00 (32) · CPC B64C3/385 (8) · CPC B64C2700/6295 (7) · CPC B64C17/00 (6) · CPC B64C33/00 (6) · CPC B64C13/24 (4) · CPC Y10S244/904 (3) · CPC B64C3/14 (3) · CPC Y02T50/10 (2) · CPC Y02T50/145 (2) · CPC B64C2700/6256 (2) · CPC B64C19/00 (2) · CPC B64C35/00 (2)
First filing:
Citations from after 1930:
Number of diagram pages:

Showing below up to 218 results in range #1 to #218.

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