Drilldown: Patents

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Patents > Tech fields : Airship or propulsion or rudder & First filing: Yes & Number of text pages: 1-2

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None (406)
Related to aircraft:
Patent agent:
None (184) · None (17) · Armengaud jeune (13) · Munn & Co. (12) · Victor J. Evans (8) · L. Chassevent (6) · Haseltine, Lake & Co. (6) · R. S. & A. B. Lacey (5) · Hippolyte Josse (5) · E. Blétry (5) · Lavoix et Mosès (4) · Chassevent (4) · Y. Rabilloud et fils (4)
National tech categories:
FR 6.4 (105) · None (79) · DE 77 (22) · HU V/h (21) · AT 77d (13) · FR 6.2 (12) · FR 6.3 (9) · USPC 244/73R (8) · USPC 244/72 (7) · USPC 244/6 (7) · USPC 244/22 (6) · DE 77h.6 (5) · USPC 244/66 (5) · USPC 244/60 (5) · USPC 244/30 (5) · USPC 244/26 (5) · USPC 244/35R (5) · DE 77h.5 (5) · DE 77h (5) · DE 77h.4 (5)
IPCs:
None (191) · IPC B64B1/00 (39) · IPC B64C11/00 (28) · IPC B64C39/00 (27) · IPC B64C33/02 (11) · IPC B64C17/00 (9) · IPC B64B1/58 (8) · IPC B64C23/00 (8) · IPC B64C1/00 (6) · IPC B64C11/16 (6) · IPC B64D27/00 (5) · IPC B64C11/04 (5) · IPC B64C11/20 (5) · IPC B64C13/00 (5) · IPC B64C9/00 (4) · IPC B64C27/04 (4) · IPC B64B1/22 (4)
CPCs:
None (75) · CPC B64B1/00 (50) · CPC B64C11/006 (27) · CPC B64C23/005 (22) · CPC B64C33/02 (20) · CPC B64C13/00 (16) · CPC B64C2700/6295 (14) · CPC B64C39/005 (14) · CPC B64C39/00 (13) · CPC B64C17/00 (10) · CPC B64B1/58 (9) · CPC B64C11/00 (8) · CPC B64C2700/6274 (7) · CPC B64C27/82 (6) · CPC B64B1/40 (6) · CPC B64C11/04 (6) · CPC B64C11/001 (6)
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