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Patents > Tech fields: wings & Supplementary to patent : Patent BE-1912-10-28 Louis Blériot or None

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None (486) · Budapest (10) · Seine (7) · Massachusetts (6) · Springfield, Massachusetts (5) · Hampden County, Massachusetts (4) · Michigan (2) · Hérault (2) · Lorient (2) · Paris (2) · Morbihan (2) · Eure-et-Loir (2) · Parkmount, Banbridge (2) · province de Brabant (2) · Région Bruxelles-Capitale (2) · Vaucluse (2) · Finistère (2) · London (2) · County Down (2) · Banbridge (2)
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Patent agent:
None (209) · Armengaud jeune (37) · None (22) · Marks & Clerk (9) · Weismann et Marx (9) · Hippolyte Josse (9) · E. Blétry (8) · G. de Mestral et F. Harlé (8) · J. Bonnet-Thirion (5) · Duvinage (5) · L. Chassevent (5) · Charles Dony (5) · J. Germain (4) · Brierley & Howard (4) · C. Blétry (4) · John P. Tarbox (4) · Haseltine, Lake & Co. (4)
National tech categories:
FR 6.4 (180) · None (127) · BE K (35) · HU V/h (32) · AT 77d (26) · DE 77h.5 (20) · DE 77h (8) · DE 77h.7 (8) · IT 8 (8) · FR 6.3 (7) · USPC 244/72 (5) · USPC 244/22 (4) · GB 4 propel & steer (4)
IPCs:
None (234) · IPC B64C39/00 (46) · IPC B64C3/00 (39) · IPC B64C1/00 (29) · IPC B64C17/00 (27) · IPC B64C33/02 (16) · IPC B64C3/56 (15) · IPC B64C3/38 (15) · IPC B64C3/54 (12) · IPC B64C23/00 (12) · IPC B64C3/52 (10) · IPC B64C3/48 (8) · IPC B64C3/14 (8) · IPC B64B1/00 (8) · IPC B64C13/00 (8) · IPC B64C33/00 (7) · IPC B64C11/00 (6) · IPC B64C3/26 (6) · IPC B64C3/18 (5) · IPC B64C21/02 (5)
CPCs:
None (159) · CPC B64C3/00 (43) · CPC B64C17/00 (32) · CPC B64C2700/6233 (28) · CPC B64C39/00 (28) · CPC B64C2700/6295 (27) · CPC B64C33/02 (26) · CPC B64C3/56 (17) · CPC B64C13/00 (15) · CPC B64C2700/6218 (12) · CPC B64C3/385 (12) · CPC B64C23/005 (12) · CPC B64C3/54 (11) · CPC B64C3/14 (11) · CPC B64C3/52 (11) · CPC B64C33/00 (11) · CPC B64C3/48 (10) · CPC B64C39/005 (9) · CPC B64B1/00 (9)
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