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Patents > IPCs : IPC B64C27/04 or IPC B64C39/00 & Number of text pages: 2-3

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Airplane (156) · Design (100) · propulsion (65) · None (58) · Frame (58) · propellers (51) · wings (46) · stability (45) · Construction (43) · helicopter (36) · aerodynamics (35) · lift (30) · whole (28) · control (26) · ascension (21) · sustentation (21) · rudder (21) · navigation (20) · hybrid (19) · fuselage (19)
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None (258) · Patent FR-1916-502839 (4) · Patent NZ-1909-26981 (2) · Patent FR-1911-434281 (2) · Patent FR-1910-414004 (2) · Patent FR-1909-421311 (2) · Patent FR-1912-441089 (2) · Patent FR-1909-403418 (2) · Patent FR-1909-395148 (2) · Patent FR-1908-407090 (2) · Patent FR-1915-478440 (2) · Patent FR-1915-502520 (2) · Patent FR-1917-502839.21604 (2) · Patent FR-1902-326476 (2) · Patent FR-1907-392394 (2) · Patent US-1911-994106 (2) · Patent US-1911-1011761 (2) · Patent US-1910-996592 (2)
Related to aircraft:
Patent agent:
None (72) · None (25) · Armengaud jeune (23) · J. Germain (12) · J. Bonnet-Thirion (12) · Y. Rabilloud et fils (10) · Marks & Clerk (8) · Boult, Wade & Tennant (8) · G. de Mestral et F. Harlé (7) · E. Blétry (7) · Boramé et Julien (7) · L. Chassevent (6) · Weismann et Marx (6) · Munn & Co. (5) · C. Blétry (5) · Chassevent (4) · Lavoix et Mosès (4) · Brandon frères (4)
National tech categories:
FR 6.4 (228) · None (89) · FR 6.3 (11) · USPC 244/45R (10) · DE 77h.5 (7) · USPC 244/13 (6) · USPC 244/70 (6) · DE 77h.11 (5) · DE 77h.6 (3) · USPC 244/27 (3) · USPC 244/20 (2) · USPC 416/113 (2) · FR 6.2 (2) · USPC 244/903 (2) · DE 77h.8 (2) · DE 77 (2) · USPC 244/9 (2)
IPCs: (Click arrow to add another value)
CPCs:
CPC B64C39/00 (199) · CPC B64C2700/6295 (173) · CPC B64C2700/6281 (52) · CPC B64C27/04 (43) · CPC B64C39/005 (37) · CPC B64C39/08 (31) · CPC B64C39/008 (18) · CPC B64C27/12 (12) · CPC B64C39/003 (8) · CPC B64C27/20 (8) · CPC B64C39/006 (7) · CPC B64C27/52 (3) · CPC B64C39/06 (3) · CPC B64C39/062 (3) · CPC B64C3/42 (3)
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