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Patents > IPCs : IPC B64C3/18 or IPC B64C39/00

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Tech fields:
airplane (183) · design (131) · frame (108) · construction (96) · None (91) · propulsion (78) · wings (73) · propellers (58) · stability (58) · Aerodynamics (49) · Lift (40) · control (38) · whole (35) · navigation (32) · fuselage (30) · aeroplane (27) · Sustentation (26) · monoplane (23) · rudder (23) · LTA (23)
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Supplementary to patent:
None (375) · Patent FR-1916-502839 (4) · Patent FR-1917-504302 (3) · Patent US-1911-994106 (2) · Patent FR-1910-414004 (2) · Patent FR-1908-394418 (2) · Patent FR-1908-396470 (2) · Patent FR-1909-395148 (2) · Patent FR-1909-403418 (2) · Patent FR-1909-421311 (2) · Patent FR-1913-461629 (2) · Patent FR-1912-441089 (2) · Patent US-1910-993987 (2) · Patent FR-1902-326476 (2) · Patent FR-1917-502839.21604 (2) · Patent GB-1908-4519 (2) · Patent NZ-1909-26981 (2) · Patent US-1908-927605 (2) · Patent FR-1907-373818 (2) · Patent FR-1910-421136 (2)
Related to aircraft:
Patent agent:
None (129) · None (29) · Armengaud jeune (26) · Marks & Clerk (14) · J. Germain (12) · J. Bonnet-Thirion (11) · Boult, Wade & Tennant (9) · Weismann et Marx (9) · E. Bletry (9) · Boramé et Julien (7) · Munn & Co. (7) · Dupont et Elluin (7) · Brandon frères (6) · L. Chassevent (6) · Ch. Mardelet (6)
National tech categories:
FR 6.4 (283) · None (166) · USPC 244/45R (14) · DE 77h.5 (13) · USPC 244/13 (11) · FR 6.3 (11) · USPC 244/70 (6) · USPC 244/9 (4) · USPC 244/27 (4) · USPC 244/20 (4) · FR 6.2 (4) · DE 77h.11 (4) · USPC 244/19 (3)
IPCs: (Click arrow to add another value)
CPCs:
CPC B64C39/00 (293) · CPC B64C2700/6295 (287) · CPC B64C39/005 (63) · CPC B64C39/08 (41) · CPC B64C3/18 (40) · CPC B64C39/008 (26) · CPC B64C3/185 (26) · CPC B64C39/003 (18) · CPC B64C39/006 (12) · CPC B64C3/00 (6) · CPC B64C39/062 (4) · CPC B64C3/187 (4) · CPC B64C39/06 (3) · CPC B64C3/385 (3) · None (3)
First filing:
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