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Patents > Year filed: 1911 & Year granted: 1911 & Tech fields: None

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Supplementary to patent:
None (402) · Patent CH-1911-55140 (3) · Patent FR-1907-373818 (3)
Related to aircraft:
Patent agent:
None (214) · Armengaud jeune (25) · None (17) · E. Blétry (14) · G. Petiau (12) · J. Bonnet-Thirion (11) · L. Chassevent (9) · Hippolyte Josse (8) · Haseltine, Lake & Co. (8) · H. Bœttcher fils (8) · Dupont et Elluin (7) · Rigot et Prévost (7) · Weismann et Marx (7) · de Bongé (6) · Boramé et Julien (6) · Charles Dony (6) · P. Follin (5) · Lavoix et Mosès (5) · C. Blétry (5) · Boult, Wade & Tennant (5)
National tech categories:
FR 6.4 (237) · None (234) · BE K (7) · FR 6.2 (6) · AU 90.3 (6) · USPC 244/80 (5) · FR 5.8 (5) · FR 10.1 (5) · USPC 244/139 (3)
IPCs:
None (222) · IPC B64C17/00 (65) · IPC B64C1/00 (46) · IPC B64C39/00 (43) · IPC B64C23/00 (15) · IPC B64C11/00 (12) · IPC B64C3/00 (11) · IPC B64C3/38 (11) · IPC B64B1/00 (10) · IPC B64C25/00 (9) · IPC B64C33/02 (9) · IPC B64C17/06 (7) · IPC B64C3/54 (7) · IPC B64B1/58 (6) · IPC B64C33/00 (6) · IPC B64C13/00 (5)
CPCs:
CPC B64C17/00 (88) · CPC B64C39/00 (61) · CPC B64C2700/6295 (52) · None (50) · CPC B64C2700/6218 (28) · CPC B64C3/385 (24) · CPC B64C23/005 (22) · CPC B64C13/00 (18) · CPC B64C2700/6212 (16) · CPC B64C33/02 (14) · CPC B64C11/006 (14) · CPC B64C2700/6214 (14) · CPC B64C17/06 (13) · CPC B64F2700/6226 (12) · CPC B64C3/00 (12) · CPC B64C2700/6216 (12) · CPC B64C2700/6274 (12)
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