Drilldown: Patents

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Patents > Application number: None & National tech categories : AT 77d or None & Number of figures: None

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Inventor country:
None (2115) · FR (272) · US (177) · DE (143) · GB (124) · RU (22) · ES (20) · BE (17) · HU (17) · IT (14) · AT (13) · AU (11) · NZ (10) · CH (10) · SE (6) · NO (5) · Ireland (4) · AH (4) · NL (4)
Applicant is inventor:
Application number: (Click arrow to add another value)
Granted:
Supplementary to patent:
None (2774) ·   (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 agent:
None (2873) · Haseltine, Lake & Co. (4) · Alfred Julius Boult (4) · Armengaud aîné (3) · 1 (3) · G.G.M. Hardingham (3) · W. P. Thompson & Co. (3) · J.H. Johnson (2) · 0 (2) · Francis Heron Rogers (2) · Casalonga (2) · Herbert John Haddan (2) · Thirion (2) · Armengaud jeune (2) · Henry Hughes (2) · Abel & Imray (2)
National tech categories: (Click arrow to add another value)
IPCs:
None (2909) · IPC B64B (6) · IPC B64C39/00 (4) · IPC B64D27/00 (3) · IPC B64C35/00 (3) · IPC B64C17/00 (3) · IPC B64C11/00 (3) · IPC B64C1/00 (3) · 1 (2) · IPC B64B1/00 (2) · IPC B63H1/12 (2) · IPC B64B1/40 (2) · IPC B64B1/58 (2) · (IPC1-7): B64B (2) · IPC B64D27/04 (2) · (IPC1-7) B64B (2)
CPCs:
None (2293) · CPC B64C11/006 (127) · 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 Y02E10/722 (31) · CPC F03D11/00 (31) · CPC B63H1/04 (30) · CPC B64C11/06 (27) · CPC B64C27/33 (21) · CPC B64C3/48 (20) · CPC Y02E10/72 (17) · CPC F03D1/025 (17) · CPC B64C11/065 (16) · CPC F03D3/00 (14) · CPC Y02E10/74 (14)
First filing:
Citations from after 1930:
Number of diagram pages:
Number of figures:

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