Drilldown: Patents

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Patents > Grant date: 1910 - 1919 & Patent agent: None & Family year: 1909

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Tech fields:
None (117) · airplane (97) · design (62) · frame (57) · stability (49) · Propellers (46) · propulsion (46) · LTA (43) · subsystem (36) · propeller (35) · Wings (31) · airship (30) · navigation (29) · Construction (29) · Whole (28) · Control (26) · Aerodynamics (20) · rudder (20) · wheels (18) · automatic stability (17)
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Supplementary to patent:
None (270) · Patent US-1909-970771 (6) · Patent GB-1909-2111 (5) · Patent FR-1909-403985 (4) · Patent GB-1909-8531 (4) · Patent FR-1909-408644 (3) · Patent FR-1909-399456 (3)
Related to aircraft:
Patent agent: (Click arrow to add another value)
National tech categories:
None (111) · HU V/h (52) · FR 6.4 (35) · AT 77d (21) · RU Group V (10) · DE 77h.5 (5) · USPC 244/80 (5) · USPC 244/93 (5) · FR 6.2 (5) · USPC 244/22 (5) · USPC 244/66 (4) · USPC 244/13 (4) · USPC 244/48 (3) · USPC 244/128 (3) · USPC 244/90R (3)
IPCs:
None (266) · IPC B64C39/00 (10) · IPC B64B1/58 (9) · IPC B64B1/00 (9) · IPC B64C11/00 (7) · IPC B64C17/00 (6) · IPC B64C33/02 (4) · IPC B64C11/16 (4) · IPC B64C23/00 (4) · IPC B64C1/00 (3)
CPCs:
None (114) · CPC B64C2700/6295 (28) · CPC B64C39/00 (19) · CPC B64C17/00 (14) · CPC B64B1/00 (13) · CPC B64C23/005 (13) · CPC B64C3/385 (12) · CPC B64B1/58 (11) · CPC B64C11/006 (10) · CPC B64C33/02 (10) · CPC B64C13/00 (9) · CPC B64B1/40 (6) · CPC B64C11/36 (6) · CPC B64C9/00 (5) · CPC B64C33/00 (4) · CPC B64C11/16 (4) · CPC B64C39/005 (4) · CPC B64C2700/6281 (4) · CPC B64C3/52 (4) · CPC B64C2700/6245 (4)
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