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Patents > Tech fields: stability & Related to aircraft : 1 or frame

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Supplementary to patent:
None (538) · Patent US-1913-04-21 George Raymond Lawrence (6) · Patent FR-1912-447782 (5) · Patent BE-1911-05-15 Georges de Bothezat (4) · Patent GB-1909-2111 (4) · Patent AU-1911-510 (3) · Patent FR-1910-435648 (3) · Patent GB-1903-27212 (3) · Patent BE-1910-230887 (3) · Patent DE-1912-06-24 Julius Pompe (3) · Patent US-1914-1169695 (3) · Patent US-1915-1149680 (3)
Related to aircraft: (Click arrow to add another value)
National tech categories:
FR 6.4 (214) · None (157) · AT 77d (26) · DE 77h.5 (23) · HU V/h (21) · USPC 244/80 (19) · IT 8 (18) · CH 129b (15) · BE K (13) · USPC 244/45R (12) · DK 77 (10) · USPC 244/90R (9) · USPC 244/177 (7) · USPC 244/51 (7) · USPC 244/48 (7) · RU Group V (6) · USPC 244/93 (6) · USPC 244/6 (6) · USPC 244/35R (6)
IPCs:
None (366) · IPC B64C17/00 (159) · IPC B64C1/00 (113) · IPC B64C39/00 (33) · IPC B64C17/06 (20) · IPC B64C13/00 (15) · IPC B64B1/00 (10) · IPC B64C3/00 (8) · IPC B64C9/00 (7) · IPC B64C3/38 (7) · IPC B64C33/00 (7) · IPC B64C23/00 (7) · IPC B64C3/14 (6) · IPC B64B1/40 (6) · IPC B64C19/00 (5) · IPC B64C17/04 (5) · IPC B64C3/52 (4) · IPC B64B1/58 (4)
CPCs:
CPC B64C17/00 (201) · None (197) · CPC B64C2700/6218 (53) · CPC B64C2700/6212 (42) · CPC B64C13/00 (38) · CPC B64C2700/6295 (27) · CPC B64C17/06 (24) · CPC B64C1/00 (20) · CPC B64C23/005 (20) · CPC B64C39/00 (18) · CPC B64B1/00 (17) · CPC B64C3/385 (16) · CPC B64C2700/6256 (12) · CPC B64C39/005 (12) · CPC B64C2700/6216 (12) · CPC B64C39/08 (11) · CPC B64C2700/6214 (11) · CPC B64C2700/6219 (11)
First filing:
Citations from after 1930:

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