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Patents > IPCs: IPC B64C39/00

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Tech fields:
airplane (163) · design (112) · None (83) · propulsion (77) · frame (73) · wings (63) · Construction (62) · stability (58) · propellers (56) · aerodynamics (44) · Lift (39) · control (37) · whole (35) · navigation (31) · aeroplane (27) · fuselage (25) · Sustentation (25) · rudder (22) · LTA (20)
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Supplementary to patent:
None (319) · Patent FR-1916-502839 (4) · Patent US-1911-994106 (2) · Patent US-1910-993987 (2) · Patent US-1908-927605 (2) · Patent NZ-1909-26981 (2) · Patent GB-1908-4519 (2) · Patent FR-1917-502839.21604 (2) · Patent FR-1902-326476 (2) · Patent FR-1913-461629 (2) · Patent FR-1912-441089 (2) · Patent FR-1910-414004 (2) · Patent FR-1909-421311 (2) · Patent FR-1909-403418 (2) · Patent FR-1909-395148 (2) · Patent FR-1908-396470 (2) · Patent FR-1908-394418 (2) · Patent FR-1910-421136 (2)
Related to aircraft:
Patent agent:
None (109) · None (20) · Armengaud jeune (20) · Marks & Clerk (13) · J. Bonnet-Thirion (11) · Weismann et Marx (9) · E. Blétry (9) · J. Germain (9) · Dupont et Elluin (7) · Munn & Co. (7) · Boramé et Julien (7) · L. Chassevent (6) · Charles Assi (5) · Chassevent (5) · C. Blétry (5) · Y. Rabilloud et fils (5) · Brandon frères (5) · G. de Mestral et F. Harlé (5) · Boult, Wade & Tennant (5)
National tech categories:
FR 6.4 (255) · None (124) · USPC 244/45R (14) · FR 6.3 (11) · USPC 244/13 (11) · DE 77h.5 (7) · USPC 244/70 (6) · USPC 244/20 (4) · FR 6.2 (4) · USPC 244/9 (4) · DE 77h.11 (4) · USPC 244/27 (4) · USPC 244/19 (3)
IPCs: (Click arrow to add another value)
CPCs:
CPC B64C39/00 (288) · CPC B64C2700/6295 (283) · CPC B64C39/005 (63) · CPC B64C39/08 (40) · CPC B64C39/008 (26) · CPC B64C39/003 (18) · CPC B64C39/006 (12) · CPC B64C39/062 (4) · None (3) · CPC B64C39/06 (3) · CPC B64C3/385 (3)
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