Drilldown: Patents

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Patents > Tech fields: propulsion & IPCs : IPC B61B13/08 or None & Number of claims: None

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Applicant is inventor:
Tech fields: (Click arrow to add another value)
Full specification filed date:
Application number:
None (478)
Granted:
Supplementary to patent:
None (414) · Patent DE-1899-123884 (5) · Patent FR-1881-142748 (3) · Patent FR-1902-326727 (2) · Patent IT-1902-65889 (2) · Patent FR-1900-299924 (2) · Patent FR-1908-391894 (2) · Patent FR-1893-228892 (2) · Patent FR-1892-225358 (2) · Patent FR-1911-426626 (2) · Patent FR-1911-430455 (2) · Patent FR-1885-168266 (2) · Patent FR-1881-143296 (2) · Patent GB-1909-12556 (2) · Patent DE-1893-73799 (2) · Patent DE-1902-140705 (2) · Patent BE-1900-151102 (2) · Patent BE-1910-225558 (2) · Patent US-1909-1010443 (2)
Patent agent:
None (368) · Armengaud jeune (6) · A. Wunderlich & Cie, Ingénieurs-Conseils (4) · Raclot (4) · J. Gevers (4) · Émile Barrault (4) · Desnos (4) · Chassevent (4) · Armengaud aîné (4) · Wunderlich (4) · Société Louis Gudman et Cie (3) · Casalonga (3) · Haseltine, Lake & Co. (3) · Blétry frères (3)
National tech categories:
None (176) · FR 6.3 (87) · BE K (43) · IT 8 (28) · GB 4 propel & steer (22) · FR 5 (14) · GB 4 with buoyant (14) · GB 4 without buoyant (13) · GB 4 (11) · FR 6 (10) · DE 77 (9) · FR 6.4 (8) · DE 77h (5) · GB 4 aërostats (5) · USPC 244/73R (5) · AT 77d (5) · USPC 244/22 (5) · FR 3 (5)
IPCs: (Click arrow to add another value)
CPCs:
None (457) · CPC B64C11/006 (10) · CPC B64C33/02 (6) · CPC B64B1/00 (5) · CPC B64C33/00 (3) · CPC B64C23/005 (3) · CPC B64C9/38 (3) · CPC B64C29/0025 (3) · CPC B64C11/001 (2) · CPC B64C27/12 (2) · CPC B64C39/005 (2) · CPC B64C39/008 (2) · CPC B64C2700/6295 (2)
First filing:
Citations from after 1930:
Number of claims:
Number of diagram pages:

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