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Patents > Inventor location: None & IPCs : IPC B64C1/00 or IPC B64C39/00

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Patent agent:
None (155) · None (50) · Armengaud jeune (39) · E. Blétry (18) · J. Bonnet-Thirion (18) · Boult, Wade & Tennant (18) · J. Germain (17) · Marks & Clerk (15) · Brandon freres (13) · Dupont et Elluin (13) · L. Chassevent (11) · Schwab (11) · Herbert Haddan & Co. (11) · Haseltine, Lake & Co. (11) · Weismann et Marx (11) · Y. Rabilloud et fils (10) · Lavoix et Mosès (10) · Boramé et Julien (10) · Charles Dony (10)
National tech categories:
FR 6.4 (497) · None (249) · DE 77h.5 (20) · FR 6.3 (13) · USPC 244/13 (10) · USPC 244/45R (10) · USPC 244/119 (6) · USPC 244/70 (5) · DE 77h.11 (5) · USPC 244/27 (4) · FR 6.2 (4) · FR 6.1 (3) · USPC 244/87 (3) · USPC 244/9 (3)
IPCs: (Click arrow to add another value)
CPCs:
CPC B64C39/00 (266) · CPC B64C17/00 (252) · CPC B64C2700/6295 (224) · CPC B64C2700/6218 (179) · CPC B64C1/00 (68) · CPC B64C17/06 (63) · CPC B64C39/005 (57) · CPC B64C2700/6216 (46) · CPC B64C39/08 (39) · CPC B64C2700/6219 (31) · CPC B64C2700/6228 (28) · CPC B64C39/008 (24) · CPC B64C2001/0063 (24) · CPC B64C39/003 (17) · CPC B64C2001/0081 (14) · CPC B64C39/006 (13) · CPC B64C2700/6225 (8) · CPC B64C1/061 (7) · CPC B64C17/04 (5) · CPC B64C1/08 (5)
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