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Patents > Office : DE or Other & Tech fields : airship or propeller & Number of figures: 5-10

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Full specification filed date:
Application number:
None (129) · 1906348305 (2) · 25723218 (2)
Granted:
Supplementary to patent:
None (251) · Patent GB-1909-12556 (6) · Patent DE-1912-279343 (4) · Patent GB-1911-5162 (4) · Patent US-1906-850616 (3) · Patent DE-1909-12-22 System "Stephan" (2) · Patent DE-1899-123884 (2) · Patent FR-1904-340154 (2) · Patent CH-1905-33302 (2) · Patent FR-1904-340154.4984 (2) · Patent CA-1909-126457 (2) · Patent US-1899-666266 (2) · Patent US-1913-1087946 (2) · Patent FR-1913-438580.17636 (2) · Patent US-1910-984076 (2) · Patent AT-1908-42396 (2) · Patent FR-1909-397651 (2)
Related to aircraft:
Patent agent:
None (137) · Munn & Co. (8) · Victor J. Evans (8) · Haseltine, Lake & Co. (7) · None (7) · Marks & Clerk (6) · Boult, Wade & Tennant (4) · Abel & Imray (4) · C. A. Snow & Co. (4) · Watson E. Coleman (4) · Wheatley & Mackenzie (3) · Knight Bros. (3) · Armengaud jeune (3) · Schwab (3)
National tech categories:
None (93) · HU V/h (29) · FR 6.4 (29) · AT 77d (11) · DE 77 (10) · USPC 244/66 (8) · USPC 244/6 (7) · USPC 244/51 (7) · USPC 244/22 (7) · USPC 244/70 (6) · USPC 244/30 (4) · FR 6.2 (4) · RU Group V (4) · USPC 244/26 (4) · FR 6.3 (4) · USPC 244/60 (4) · AU 90.3 (4) · USPC 244/64 (4)
IPCs:
None (232) · IPC B64B1/00 (21) · IPC B64C39/00 (9) · IPC B64C11/00 (8) · IPC B64B1/58 (6) · IPC B64C11/16 (5) · IPC B64C33/00 (5) · IPC B64C11/04 (4) · IPC B64C23/00 (4) · IPC B64C33/02 (4) · IPC B64B1/40 (4) · IPC B64C27/04 (4) · IPC B64C1/00 (3) · IPC B64C11/20 (3) · IPC B64C27/00 (2) · IPC B64C17/00 (2) · IPC B64B1/62 (2) · IPC B64F1/14 (2) · IPC B64C 11/00 (2)
CPCs:
None (104) · CPC B64B1/00 (38) · CPC B64C23/005 (20) · CPC B64C39/005 (14) · CPC B64C11/006 (11) · CPC B64B1/58 (9) · CPC B64C33/02 (8) · CPC B64C11/48 (8) · CPC B64C2700/6295 (7) · CPC B63H5/10 (6) · CPC B64B1/40 (6) · CPC B64C9/00 (6) · CPC B64C27/82 (5) · CPC B64C17/00 (5) · CPC B64C3/385 (5) · CPC B64C11/04 (5)
First filing:
Citations from after 1930:
Number of diagram pages:

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