Drilldown: Patents

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Patents > Inventor location: None & Patent agent : Victor J. Evans or none

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Tech fields:
Airplane (68) · None (63) · stability (48) · frame (37) · propulsion (33) · LTA (24) · navigation (24) · propeller (22) · construction (21) · design (20) · wings (20) · propellers (16) · Hybrid (15) · rudder (15) · Control (14) · Helicopter (14) · aerodynamics (12) · automatic stability (11)
Full specification filed date:
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Supplementary to patent:
None (307) · Patent FR-1916-501550 (8) · Patent FR-1912-446040 (4) · Patent FR-1915-478440 (2) · Patent FR-1908-397675 (2)
Related to aircraft:
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National tech categories:
FR 6.4 (122) · None (97) · FR 12.2 (10) · FR 6.3 (8) · USPC 244/45R (8) · USPC 244/80 (7) · USPC 244/119 (5) · USPC 244/104R (4) · FR 6.2 (4)
IPCs:
None (128) · IPC B64C17/00 (24) · IPC B64C39/00 (21) · IPC B64C1/00 (20) · IPC B64B1/00 (12) · IPC B64C3/00 (11) · IPC G01S1/72 (10) · IPC B64C33/02 (9) · IPC B64C3/38 (8) · IPC B64C11/00 (8) · IPC B64C23/00 (7) · IPC B64C3/18 (7) · IPC B64C1/06 (6) · IPC B64C31/06 (6) · IPC B64C3/54 (6) · IPC B64C3/52 (6) · IPC B64C27/04 (6) · IPC B64C33/00 (5) · IPC B64B1/58 (5) · IPC B64D17/00 (5)
CPCs:
CPC B64C17/00 (38) · CPC B64B1/00 (18) · CPC B64C2700/6295 (18) · None (17) · CPC B64C23/005 (15) · CPC B64C33/02 (14) · CPC B64C39/08 (13) · CPC B64C3/385 (10) · CPC G01S1/72 (10) · CPC B64C39/00 (10) · CPC B64C11/006 (9) · CPC B64C3/00 (9) · CPC B64C13/00 (8) · CPC B64C3/185 (7) · CPC B64C39/005 (7) · CPC B64C17/06 (7)
First filing:
Citations from after 1930:
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