Drilldown: Patents

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Patents > Year filed: 1912 & Filing date: 1910 - 1919 & Number of claims: 2-4

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None (92)
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Supplementary to patent:
None (201) · Patent ES-1911-50083 (5) · Patent GB-1911-12232 (5) · Patent DE-1911-251309 (4) · Patent CH-1912-62201 (4) · Patent IT-1911-Darbesio (2) · Patent FR-1911-436905 (2) · Patent FR-1911-449265 (2) · Patent DE-1912-08-27 AGO Flugzeugwerke G. m. b. H. (2) · Patent FR-1912-446800 (2) · Patent DE-1911-258741 (2) · Patent GB-1911-5162 (2) · Patent BE-1911-05-15 Georges de Bothezat (2) · Patent FR-1911-434629 (2) · Patent US-1911-1009048 (2) · Patent AT-1911-58081 (2) · Patent US-1912-1033662 (2) · Patent AT-1913-59404 (2)
Related to aircraft:
Patent agent:
None (81) · Armengaud jeune (16) · Marks & Clerk (13) · Dupont et Elluin (10) · Boult, Wade & Tennant (7) · Haseltine, Lake & Co. (7) · Victor J. Evans (7) · Hippolyte Josse (6) · L. Chassevent (6) · Schwab (6) · Brandon frères (6) · None (5) · Societe A. Frey et de Carsalade (5) · H. Bœttcher fils (5) · Charles Dony (5) · Boult, Wade, and Tennant (4) · E. E. Vrooman (4) · C. A. Snow & Co. (4)
National tech categories:
FR 6.4 (94) · None (90) · HU V/h (20) · AT 77d (12) · FR 6.2 (6) · DE 77h.5 (5) · USPC 244/80 (4) · USPC 244/35R (3) · USPC 244/147 (3) · AU 90.3 (3) · USPC 244/48 (3) · USPC 244/22 (3) · CH 129b (3) · USPC 244/87 (3) · DK 77 (3)
IPCs:
None (111) · IPC B64C1/00 (23) · IPC B64C39/00 (21) · IPC B64C17/00 (21) · IPC B64B1/00 (10) · IPC B64C11/00 (10) · IPC B64C3/00 (8) · IPC B64C25/00 (7) · IPC B64C23/00 (7) · IPC B64D17/00 (6) · IPC B64C3/38 (5) · IPC B64C11/18 (5) · IPC B64B1/58 (5) · IPC B64C35/00 (4) · IPC B64C3/56 (4) · IPC B64C13/00 (4) · IPC B64C3/54 (4) · IPC B64D1/04 (3) · IPC B64C27/04 (3) · IPC B63H1/12 (3)
CPCs:
None (61) · CPC B64C17/00 (26) · CPC B64C2700/6295 (17) · CPC B64B1/00 (15) · CPC B64C39/00 (14) · CPC B64C23/005 (10) · CPC B64C2700/6218 (9) · CPC B64C3/385 (8) · CPC B64C13/00 (7) · CPC B64C3/00 (7) · CPC B64F2700/6226 (6) · CPC B64C1/00 (6) · CPC B64C33/02 (5) · CPC B64C25/06 (5) · CPC B64C25/64 (5) · CPC B64C11/18 (5) · CPC B64C11/00 (5) · CPC B64C2700/6274 (5) · CPC B64B1/58 (5)
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