Drilldown: Patents

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Patents > Tech fields: None & Application number : 321808D or None

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Inventor location:
None (2010) · Canton of Zurich (5) · London (4) · Copenhagen (3) · Paris (3) · Winterthur (3) · Surrey (2) · Illinois (2) · Cincinnati (2) · Seine (2) · Cumberland county, ME (2) · México, D.F. (2) · Rhône (2) · Oldenburg (2) · Hamilton county, OH (2) · Kappel (2)
Applicant is inventor:
Tech fields: (Click arrow to add another value)
Full specification filed date:
Application number: (Click arrow to add another value)
Granted:
Supplementary to patent:
None (1998) ·   (3) · Patent DE-1894-79446 (2) · Patent DK-1912-02-24-Hansen-Ellehammer-Aasen (2) · Patent GB-1906-28040 (2) · Patent BE-1910-12-28-Muehter (2) · Patent BE-1912-02-07-Gramaticesco (2)
Related to aircraft:
Patent agent:
None (1908) · None (10) · Munn & Co. (7) · Haseltine, Lake & Co. (6) · Boult, Wade & Tennant (6) · Blétry aîné (3) · Wheatley & Mackenzie (3) · Desnos (3) · Victor J. Evans (3) · Chassevent (3) · Harris & Mills (2) · P. Degroote (2) · Herbert Haddan & Co. (2) · Marks & Clerk (2) · Blétry (2) · L. Chassevent (2) · Paul Caquet (2)
National tech categories:
None (1674) · FR 6.3 (22) · FR 6.4 (18) · USPC 244/139 (14) · IT 8 (14) · USPC 244/147 (12) · MX F. III (11) · DE 77h.5 (11) · USPC 244/142 (11) · USPC 244/153R (11) · DE 77 (11) · FR 5 (9) · DE 77h (8) · AT 77d (8) · USPC 244/53A (7) · USPC 244/149 (7) · USPC 244/3.1 (5) · USPC 244/3.14 (5)
IPCs:
None (1972) · IPC B64C39/00 (8) · IPC B64D27/00 (5) · IPC B64B1/00 (4) · IPC B64C33/02 (4) · IPC B64C3/38 (3) · IPC B64C3/54 (3) · IPC B64C27/00 (2) · IPC B64C3/00 (2) · IPC B64C3/26 (2) · IPC B61C9/22 (2) · IPC B64D33/10 (2) · IPC B64C3/56 (2)
CPCs:
None (1460) · CPC B64C11/006 (94) · CPC B64C11/346 (62) · CPC B64C11/48 (54) · CPC Y02E10/722 (31) · CPC B63H1/12 (31) · CPC F03D11/00 (31) · CPC B64C11/343 (27) · CPC F05B2260/74 (26) · CPC B64C11/36 (26) · CPC B64C11/06 (25) · CPC B63H1/04 (25) · CPC B64C27/33 (19) · CPC F03D1/025 (19) · CPC B64C3/48 (16) · CPC B64C11/065 (13) · CPC Y02E10/72 (13) · CPC B64C11/003 (10) · CPC B64C27/18 (9) · CPC B64C33/02 (8)
First filing:
Citations from after 1930:
Number of diagram pages:

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