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Patents > National tech categories : AT 77d or DE 77 or NL 62

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Office:
Applicant person:
None (192) · Reinhold Richter (9) · Heinrich Bier (4) · Ludwig Schmidl (3) · Ernst Georg August Baumgarten (3) · F. Gaebert (3) · Floris Albert van Heyst (3) · Georg Fischer (3) · Carl Alfred Johansson (3) · Alexander Albert Holle (3) · Alfred E. Wunderlich (3) · Adolf Freiherr Odkolek von Augezd (3)
Applicant is inventor:
Tech fields:
LTA (138) · airplane (123) · Frame (97) · Propulsion (74) · design (51) · navigation (49) · subsystem (49) · balloon (48) · wings (47) · stability (44) · propeller (43) · construction (42) · airship (38) · propellers (32) · control (32) · car (30) · Aerodynamics (30) · flapping (25) · whole (24) · wheels (21)
Full specification filed date:
Application number:
None (404) · 1124 (2)
Granted:
Supplementary to patent:
None (308) · Patent AT-1912-64662 (2) · Patent NO-1915-12-15 Carl Alfred Johansson (2) · Patent IT-1910-10-17 Carlo Navaro (2) · Patent DE-1912-08-27 AGO Flugzeugwerke G. m. b. H. (2) · Patent DE-1908-221549 (2)
Related to aircraft:
National tech categories: (Click arrow to add another value)
IPCs:
None (331) · IPC B64C33/02 (13) · IPC B64B1/00 (7) · IPC B64B1/58 (6) · IPC B64C31/06 (5) · IPC B64B1/40 (5) · IPC B64C23/00 (4) · IPC B64C11/00 (4) · IPC B64C39/00 (3) · IPC B64C3/38 (3) · IPC B64C3/00 (3) · IPC B64B1/62 (3) · IPC B64B1/06 (3) · IPC B64C27/04 (3) · IPC B64D27/02 (2) · IPC B64B1/50 (2) · IPC B64C3/40 (2) · IPC B64C13/00 (2) · IPC B64B1/22 (2) · IPC B64C9/08 (2)
CPCs:
None (345) · CPC B64C33/02 (14) · CPC B64B1/00 (14) · CPC B64B1/40 (9) · CPC B64B1/58 (5) · CPC B64C23/005 (5) · CPC B64C33/00 (4) · CPC A63H27/08 (4) · CPC B64C2700/6273 (4) · CPC B64C11/00 (3) · CPC B64B1/30 (3) · CPC B64B1/62 (3) · CPC B64C31/06 (2) · CPC B64C3/385 (2) · CPC B64C27/00 (2)
First filing:
Citations from after 1930:
Number of text pages:
Number of diagram pages:

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