Drilldown: Patents

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Patents > Year filed: 1912 & Number of text pages: 1-2

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None (370) · Seine (9) · Paris (6) · Budapest (4) · Nord (4) · Rhône (2) · Cateau (2)
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Supplementary to patent:
None (265) · Patent DE-1911-251309 (4) · Patent ES-1911-50083‎ (4) · Patent BE-1911-04-14 Lucien-Constant-Joseph Harel (3)
Related to aircraft:
Patent agent:
None (117) · None (26) · Armengaud jeune (26) · Charles Dony (12) · Hippolyte Josse (10) · L. Chassevent (8) · Dupont et Elluin (8) · Boult, Wade & Tennant (6) · Marks & Clerk (6) · Victor J. Evans (5) · J. Bonnet-Thirion (5) · Émile Bert (5) · Haseltine, Lake & Co. (4) · G. de Mestral et F. Harle (4) · H. Boettcher fils (4) · Georges Faugé (4) · Schwab (4)
National tech categories:
FR 6.4 (192) · None (66) · HU V/h (23) · AT 77d (19) · DE 77h.5 (8) · FR 6.2 (7) · USPC 244/45R (6) · DE 77h.9 (4) · USPC 244/233 (3)
IPCs:
None (120) · IPC B64C1/00 (28) · IPC B64C17/00 (27) · IPC B64C39/00 (24) · IPC B64C35/00 (17) · IPC B64C11/00 (15) · IPC B64C3/00 (14) · IPC B64C25/00 (12) · IPC B64D17/00 (11) · IPC B64C3/38 (10) · IPC B64B1/00 (8) · IPC B64B1/58 (8) · IPC B64C3/56 (6) · IPC B64C3/54 (6) · IPC B64C23/00 (6) · IPC B64C33/02 (6) · IPC B64D17/54 (4) · IPC B64C11/18 (4)
CPCs:
None (72) · CPC B64C17/00 (30) · CPC B64C2700/6295 (19) · CPC B64C39/00 (16) · CPC B64C3/00 (14) · CPC B64C35/00 (14) · CPC B64C3/385 (13) · CPC B64B1/00 (11) · CPC B64C13/00 (11) · CPC B64C2700/6218 (10) · CPC B64D17/00 (9) · CPC B64C2700/6212 (8) · CPC B64C2700/6235 (8) · CPC B64C11/00 (8) · CPC B64B1/58 (8) · CPC B64C25/06 (8) · CPC B64F2700/6226 (7) · CPC B64C1/00 (7) · CPC B64C25/64 (7) · CPC B64C33/02 (7)
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