Drilldown: Patents

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Patents > Tech fields : Airship or marine & First filing: Yes

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None (165)
Granted:
Related to aircraft:
Patent agent:
None (182) · Munn & Co. (7) · Haseltine, Lake & Co. (7) · Marks & Clerk (7) · Armengaud jeune (7) · Victor J. Evans (5) · Lavoix et Mosès‎ (4) · Wheatley & Mackenzie (4) · John P. Tarbox (4) · None (4) · H. C. Everett Co. (3) · Michael J. Stark & Sons (3)
National tech categories:
None (122) · FR 6.4 (37) · DE 77 (17) · HU V/h (13) · FR 6.2 (7) · AT 77d (6) · USPC 244/22 (6) · USPC 244/119 (5) · USPC 416/112 (5) · DE 77h.4 (5) · USPC 244/125 (4) · USPC 244/96 (4) · USPC 244/28 (4) · USPC 244/50 (4) · USPC 244/70 (4) · USPC 244/51 (4)
IPCs:
None (198) · IPC B64B1/00 (41) · IPC B64B1/58 (13) · IPC B64C11/00 (13) · IPC B64C39/00 (12) · IPC B64C35/00 (11) · IPC B64C17/00 (5) · IPC B64B1/40 (5) · IPC B64C13/00 (5) · IPC B64C33/02 (5) · IPC B64C33/00 (4) · IPC B64C23/00 (4) · IPC B64B1/62 (3) · IPC B63H11/00 (3) · IPC B64B1/22 (3)
CPCs:
None (77) · CPC B64B1/00 (56) · CPC B64C11/006 (21) · CPC B64C35/00 (16) · CPC B64B1/58 (14) · CPC B64C33/02 (11) · CPC B64B1/40 (10) · CPC B64C13/00 (9) · CPC B64C27/54 (9) · CPC B64C23/005 (9) · CPC B64C39/00 (7) · CPC B64B1/62 (7) · CPC B64C39/005 (6) · CPC B64C11/00 (6) · CPC B64C17/00 (6) · CPC B64F2700/6261 (5) · CPC B63H1/04 (5)
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Citations from after 1930:
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