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Patents > National tech categories : AT 77d or USPC 244/90R or USPC 403/50

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Office:
Applicant person:
None (117) · Reinhold Richter (8) · Heinrich Bier (4) · Wilbur Wright (3) · Adalbert Placek (3) · Ludwig Schmidl (3) · Alfred E. Wunderlich (3) · Orville Wright (3)
Applicant is inventor:
Tech fields:
airplane (134) · Frame (90) · LTA (52) · stability (52) · design (47) · wings (43) · None (42) · Construction (40) · Subsystem (33) · propulsion (33) · navigation (31) · Propellers (28) · aerodynamics (25) · control (24) · whole (24) · wheels (24) · propeller (24) · airship (20) · Flapping (20) · airfoil (18)
Full specification filed date:
Application number:
None (236)
Granted:
Publication date:
Supplementary to patent:
None (228) · Patent AT-1912-64662 (2) · Patent DE-1912-08-27 AGO Flugzeugwerke G. m. b. H. (2) · Patent IT-1910-10-17 Carlo Navaro (2) · Patent DE-1908-221549 (2)
Related to aircraft:
National tech categories: (Click arrow to add another value)
IPCs:
None (286) · IPC B64C3/00 (4) · IPC B64C13/00 (3) · IPC B64C3/38 (3) · IPC B64C2700/6295 (2)
CPCs:
None (249) · CPC B64C13/00 (33) · CPC B64C3/385 (7) · CPC B64C2700/6295 (7) · CPC B64C17/00 (6) · CPC B64C13/24 (4) · CPC Y10S244/904 (3) · CPC B64C3/14 (3) · CPC Y02T50/145 (2) · CPC B64C3/54 (2) · CPC Y02T50/10 (2) · CPC B64C35/00 (2)
First filing:
Citations from after 1930:
Number of diagram pages:

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