Drilldown: Patents

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Patents > Application number: None & National tech categories: None & Number of diagram pages: None

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Inventor country:
None (2106) · FR (265) · US (174) · DE (132) · GB (118) · RU (21) · ES (20) · BE (17) · HU (16) · IT (13) · AT (11) · NZ (11) · AU (10) · CH (8) · SE (5) · NO (5) · Ireland (4) · NL (4)
Applicant is inventor:
Application number: (Click arrow to add another value)
Granted:
Supplementary to patent:
None (2736) ·   (11) · Patent GB-1911-29012 (5) · Patent GB-1909-12556 (3) · Patent HU-1901-24148 (3) · Patent FR-1891-216860 (3) · Patent BE-1910-Hervieu-hangar (3) · Patent GB-1908-4519 (3)
Patent agent:
None (2841) · Henry Hughes (4) · Alfred Julius Boult (4) · Haseltine, Lake & Co. (3) · 1 (3) · Armengaud aîné (3) · G.G.M. Hardingham (3) · Francis Heron Rogers (2) · Casalonga (2) · 0 (2) · W. P. Thompson & Co. (2) · Herbert John Haddan (2) · Abel & Imray (2) · Thirion (2) · J.H. Johnson (2) · Armengaud jeune (2)
National tech categories: (Click arrow to add another value)
IPCs:
None (2873) · IPC B64B (6) · IPC B64C39/00 (4) · IPC B64D27/00 (3) · IPC B64C11/00 (3) · IPC B64C1/00 (3) · IPC B64C35/00 (3) · IPC B64C17/00 (3) · (IPC1-7): B64B (2) · IPC B64B1/40 (2) · 1 (2) · IPC B64D27/04 (2) · IPC B64B1/58 (2) · (IPC1-7) B64B (2)
CPCs:
None (2263) · CPC B64C11/006 (126) · CPC B64C11/346 (70) · CPC B64C11/48 (63) · CPC B63H1/12 (44) · CPC B64C11/36 (43) · CPC F05B2260/74 (36) · CPC B64C11/343 (34) · CPC F03D11/00 (31) · CPC Y02E10/722 (31) · CPC B63H1/04 (30) · CPC B64C11/06 (27) · CPC B64C27/33 (21) · CPC B64C3/48 (20) · CPC F03D1/025 (17) · CPC B64C11/065 (16) · CPC Y02E10/72 (16) · CPC Y02E10/74 (14) · CPC F03D3/00 (14)
First filing:
Citations from after 1930:
Number of diagram pages:
Number of figures:

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