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Patents > Tech fields : Airship or subsystem or wings & Number of diagram pages: 2-50000000

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Supplementary to patent:
None (262) · Patent US-1909-970771 (6) · Patent FR-1908-396249 (4) · Patent BE-1910-230887 (3) · Patent US-1910-1011683 (3) · Patent DE-1907-215602 (3) · Patent GB-1908-4519 (3) · Patent AU-1914-14892 (3) · Patent FR-1908-401308 (3)
Related to aircraft:
Patent agent:
None (155) · Marks & Clerk (11) · Weismann et Marx (9) · Boult, Wade & Tennant (8) · None (6) · Haseltine, Lake & Co. (6) · Matray frères et Cie (5) · Armengaud jeune (5) · Lavoix et Mosès (5) · Brandon frères (5) · Charles Dony (4) · John P. Tarbox (4) · E. Blétry (4)
National tech categories:
None (138) · FR 6.4 (92) · HU V/h (38) · FR 6.3 (10) · USPC 244/22 (7) · DE 77 (7) · CH 129b (5) · GB 4 propel & steer (5) · USPC 244/125 (4) · USPC 244/80 (4) · USPC 244/79 (3) · AT 77d (3) · USPC 244/119 (3) · USPC 244/25 (3) · USPC 244/52 (3) · USPC 244/96 (3) · DE 77h.5 (3) · GB 4 without buoyant (3)
IPCs:
None (177) · IPC B64C39/00 (30) · IPC B64B1/00 (24) · IPC B64C17/00 (21) · IPC B64C1/00 (14) · IPC B64C33/00 (11) · IPC B64C33/02 (10) · IPC B64C13/00 (7) · IPC B64C3/38 (7) · IPC B64C3/00 (7) · IPC B64C23/00 (6) · IPC B64C3/54 (6) · IPC B64C35/00 (5) · IPC B64B1/58 (5) · IPC B64C3/56 (5) · IPC B64C11/00 (5) · IPC B64C17/06 (4)
CPCs:
None (93) · CPC B64B1/00 (33) · CPC B64C17/00 (29) · CPC B64C13/00 (18) · CPC B64C39/00 (16) · CPC B64C2700/6295 (16) · CPC B64C33/02 (15) · CPC B64C33/00 (12) · CPC B64C23/005 (11) · CPC B64C2700/6256 (9) · CPC B64C3/56 (7) · CPC B64C39/005 (7) · CPC B64C3/00 (7) · CPC B64C2700/6214 (6) · CPC B64C3/54 (6) · CPC B64C3/14 (6) · CPC B64C35/00 (6) · CPC B64B1/40 (6)
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