Drilldown: Patents

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Patents > Inventor country : DE or IT or NL & Applicant type: INDIV & Application number: None & Assigned to : Sperry Gyroscope Company or Western Electric Company or None

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Inventor country: (Click arrow to add another value)
Applicant type: (Click arrow to add another value)
Applicant is inventor:
Full specification filed date:
Application number: (Click arrow to add another value)
Granted:
Supplementary to patent:
None (571) · Patent DE-1895-98580 (8) · Patent FR-1909-410140 (4) · Patent BE-1913-255172 (4) · Patent DE-1908-227242 (4) · Patent DE-1893-73799 (3) · Patent DE-1903-160742 (3) · Patent DE-1908-221549 (3) · Patent DE-1894-83896 (3) · Patent DE-1909-232158 (3) · Patent DE-1913-301564 (3) · Patent DE-1917-305040 (3)
Related to aircraft:
Patent agent:
None (575) · Haseltine, Lake & Co. (8) · Boult, Wade & Tennant (5) · A. Ritter (5) · Herbert Haddan & Co. (5) · Schwab (5) · E. Blum & Co. (4) · W. P. Thompson & Co. (4) · Verhaeghen (4) · Chatwin, Herschell & Co. (3) · G. F. Redfern & Co. (3) · Blétry aîné (3) · J. Hans (3) · Marks & Clerk (3) · Société Louis Gudman et Cie (3) · Coquillat (3) · None (3)
Assigned to: (Click arrow to add another value)
National tech categories:
None (160) · DE 77 (72) · AT 77d (63) · DE 77h.5 (48) · DE 77h (43) · IT 8 (34) · DE 77h.6 (26) · FR 6.4 (22) · BE K (19) · HU V/h (18) · FR 6.3 (16) · DE 77h.4 (14) · DK 77 (13) · DE 77h.15 (13) · DE 77h.9 (12) · CH 129b (9) · DE 77h.3 (9) · GB 4 propel & steer (9) · RU Group V (9) · DE 77h.2 (9)
IPCs:
None (503) · IPC B64C39/00 (19) · IPC B64C33/02 (16) · IPC B64B1/58 (12) · IPC B64B1/00 (11) · IPC B64C23/00 (10) · IPC B64B1/40 (9) · IPC B64C11/16 (8) · IPC B64B1/62 (7) · IPC B64F1/14 (6) · IPC B64C11/00 (6) · IPC B64C3/00 (6) · IPC B64C3/38 (5) · IPC B64D17/00 (5) · IPC B64B1/12 (4) · IPC B64C35/00 (4) · IPC E04B1/346 (4) · IPC B64D27/00 (4) · IPC B64C13/00 (4)
CPCs:
None (505) · CPC B64B1/58 (15) · CPC B64B1/00 (14) · CPC B64C33/02 (13) · CPC B64C23/005 (12) · CPC B64B1/40 (9) · CPC B64C17/00 (7) · CPC B64B1/62 (7) · CPC B64F1/14 (6) · CPC B64C3/00 (5) · CPC B64D17/00 (5) · CPC B64C13/00 (5) · CPC E04B1/346 (4) · CPC B64D27/00 (4) · CPC B64B1/12 (4) · CPC B64C39/003 (4) · CPC B64C39/00 (4) · CPC B64C11/00 (4)
First filing:
Citations from after 1930:
Number of text pages:
Number of diagram pages:

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