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Patents > Applicant firm: None & IPCs : IPC B64B1/62 or IPC B64C39/00

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Tech fields:
Airplane (169) · Design (115) · propulsion (82) · None (81) · frame (77) · LTA (72) · construction (63) · wings (62) · propellers (60) · stability (60) · aerodynamics (44) · lift (43) · navigation (41) · control (40) · whole (37) · sustentation (24) · fuselage (24) · rudder (21) · aeroplane (21)
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Supplementary to patent:
None (354) · Patent FR-1916-502839 (4) · Patent FR-1913-456298 (3)
Related to aircraft:
Patent agent:
None (131) · None (25) · Armengaud jeune (20) · Marks & Clerk (15) · J. Bonnet-Thirion (13) · Lavoix et Mosès (10) · J. Germain (10) · Weismann et Marx (9) · E. Blétry (9) · Munn & Co. (9) · Boult, Wade & Tennant (6) · L. Chassevent (6) · G. de Mestral et F. Harlé (6) · Dupont et Elluin (6) · Y. Rabilloud et fils (6) · Boramé et Julien (6) · Brandon freres (5) · Chassevent (5) · Herbert Haddan & Co. (5)
National tech categories:
FR 6.4 (279) · None (134) · USPC 244/45R (13) · FR 6.3 (11) · USPC 244/13 (11) · USPC 244/97 (9) · DE 77h.5 (7) · USPC 244/70 (6) · USPC 244/9 (4) · DE 77 (4) · USPC 244/20 (4) · DE 77h.11 (4) · DE 77h.3 (4) · USPC 244/27 (4) · FR 6.2 (4) · USPC 244/19 (3) · USPC 244/119 (3)
IPCs: (Click arrow to add another value)
CPCs:
CPC B64C39/00 (284) · CPC B64C2700/6295 (273) · CPC B64C39/005 (62) · CPC B64B1/62 (56) · CPC B64C39/08 (41) · CPC B64C39/008 (26) · CPC B64C39/003 (18) · CPC B64C39/006 (12) · CPC B64C39/062 (4) · None (4) · CPC B64C39/06 (3) · CPC B64C3/385 (3)
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