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Patents > Applicant firm: None & IPCs : IPC B64C3/00 or IPC B64C31/06 or IPC B64C35/00 or IPC B64C39/00

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Supplementary to patent:
None (566) · Patent FR-1907-373818 (4) · Patent FR-1916-502839 (4) · Patent FR-1911-429224 (3) · Patent FR-1912-446818 (3) · Patent FR-1912-455471 (3) · Patent FR-1910-426487 (3) · Patent BE-1912-02-27 Caudron (3)
Related to aircraft:
Patent agent:
None (190) · None (40) · Armengaud jeune (39) · Marks & Clerk (26) · Weismann et Marx (18) · Boult, Wade & Tennant (17) · J. Germain (13) · J. Bonnet-Thirion (13) · E. Blétry (12) · L. Chassevent (10) · Dupont et Elluin (10) · Lavoix et Moses (9) · Haseltine, Lake & Co. (9) · Munn & Co. (9) · Dom. Casalonga (8) · Brandon freres (8) · Brewer & Son (8) · Charles Dony (8)
National tech categories:
FR 6.4 (402) · None (233) · USPC 244/153R (22) · USPC 244/45R (13) · FR 6.3 (13) · DE 77h.5 (12) · USPC 244/13 (11) · DE 77h.9 (10) · USPC 244/46 (8) · DE 77 (8) · USPC 244/48 (8) · FR 20.1 (8) · USPC 244/70 (6) · USPC 244/155R (5)
IPCs: (Click arrow to add another value)
CPCs:
CPC B64C39/00 (286) · CPC B64C2700/6295 (273) · CPC B64C3/00 (143) · CPC B64C35/00 (108) · CPC B64C2700/6235 (63) · CPC B64C39/005 (62) · CPC B64C2700/6233 (55) · CPC A63H27/08 (51) · CPC B64C39/08 (41) · CPC B64C39/008 (26) · CPC B64F2700/6261 (22) · CPC B64C39/003 (18) · CPC B64F2700/6296 (14) · CPC B64C35/008 (12) · CPC B64C39/006 (12) · CPC B64C3/385 (11) · CPC B64F2700/628 (9) · CPC A63H27/087 (7) · CPC B64F2700/6265 (7)
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