Drilldown: Patents

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Patents > Tech fields : safety or tail fin & Assigned to: None

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Inventor location:
None (394) · Minnesota (3) · Hennepin county (3) · Seine (3) · Minneapolis, Minnesota (3) · New York (2) · Nord (2) · Hérault (2) · Montpellier (2) · Paris (2) · New York City (2) · Pennsylvania (2) · St. Louis (2) · Berlin (2) · New York county (2)
Applicant is inventor:
Tech fields: (Click arrow to add another value)
Full specification filed date:
Application number:
None (244)
Granted:
Supplementary to patent:
None (292) · Patent FR-1912-449070 (5) · Patent FR-1912-450892 (5) · Patent US-1910-1011683 (5) · Patent GB-1902-24336 (4) · Patent US-1913-04-21 George Raymond Lawrence (4) · Patent DE-1912-279343 (3) · Patent FR-1902-328044 (3) · Patent FR-1906-363017 (3) · Patent DE-1909-Wilcke-Graff (3) · Patent FR-1913-450892.17436 (3) · Patent FR-1908-407090 (3) · Patent US-1908-935766 (3) · Patent CH-1909-48028 (3) · Patent AT-1909-12-31 Vigilio Baldo (3) · Patent FR-1891-215265 (3)
Related to aircraft:
Patent agent:
None (176) · Armengaud jeune (15) · H. Bœttcher fils (8) · Victor J. Evans (8) · None (7) · G. de Mestral et F. Harle (7) · Munn & Co. (6) · Marks & Clerk (6) · L. Chassevent (6) · H. C. Evert & Co. (5) · Wheatley & Mackenzie (5) · Brandon frères (4) · J. Germain (4) · Herbert Haddan & Co. (4)
Assigned to: (Click arrow to add another value)
National tech categories:
FR 6.4 (99) · None (92) · FR 6.3 (25) · HU V/h (15) · BE K (10) · AT 77d (9) · USPC 244/139 (9) · USPC 244/144 (7) · USPC 244/30 (7) · DE 77h.15 (6) · IT 8 (5) · DE 77h (5) · AU 90.3 (5) · USPC 244/99 (5) · USPC 244/142 (4) · DE 77h.5 (4) · USPC 244/65 (4) · USPC 244/147 (4) · USPC 244/45R (4) · USPC 244/17.15 (4)
IPCs:
None (225) · IPC B64B1/00 (28) · IPC B64C39/00 (18) · IPC B64D17/00 (17) · IPC B64C17/00 (10) · IPC B64B1/58 (7) · IPC B64C1/00 (7) · IPC A41D31/00 (5) · IPC B64D17/54 (5) · IPC B64B1/60 (4) · IPC B64C23/00 (4) · IPC B64B1/66 (4) · IPC B64C35/00 (4) · IPC B64B1/62 (4)
CPCs:
None (155) · CPC B64B1/00 (33) · CPC B64D17/00 (17) · CPC B64C17/00 (15) · CPC B64C39/00 (11) · CPC B64B1/58 (10) · CPC B64B1/40 (10) · CPC B64C2700/6295 (9) · CPC B64C13/00 (8) · CPC B64C23/005 (7) · CPC B64C39/08 (7) · CPC B64C35/00 (6) · CPC B64D17/80 (6) · CPC B64D17/54 (5) · CPC B64C33/02 (5) · CPC B64C27/006 (5) · CPC B64B1/62 (5)
First filing:
Citations from after 1930:
Number of diagram pages:

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