Drilldown: Patents

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Patents > Tech fields : Airplane or propeller & Number of figures: 3

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Supplementary to patent:
None (331) · Patent US-1908-1077750 (5) · Patent BE-1911-05-15 Georges de Bothezat (4) · Patent US-1903-821393 (4) · Patent US-1908-1081147 (4) · Patent US-1908-927605 (4) · Patent BE-1911-04-14 Lucien-Constant-Joseph Harel (4) · Patent FR-1912-447782 (3) · Patent DE-1912-05-04 Otto Albin Budig (3) · Patent HU-1909-49726 (3) · Patent IT-1914- (3) · Patent US-1908-881837 (3) · Patent DE-1899-123884 (3) · Patent AT-1907-37570 (3) · Patent AT-1913-66955 (3)
Related to aircraft:
Patent agent:
None (202) · Armengaud jeune (20) · None (16) · Charles Dony (12) · G. de Mestral et F. Harlé (9) · L. Chassevent (7) · Hippolyte Josse (6) · Haseltine, Lake & Co. (6) · Weismann et Marx (6) · Dupont et Elluin (6) · J. Bonnet-Thirion (5) · Boult, Wade & Tennant (4) · Schwab (4) · P. Follin (4) · Chassevent (4) · M. Zerolo (4) · Munn & Co. (4) · E. Blétry (4) · Herbert Haddan & Co. (4)
National tech categories:
FR 6.4 (187) · None (85) · AT 77d (37) · HU V/h (37) · DE 77h.5 (19) · DE 77h.6 (17) · CH 129b (9) · USPC 244/90R (5) · DE 77h.7 (4) · AU 90.3 (4) · RU Group V (4) · USPC 244/48 (4) · DK 77 (4)
IPCs:
None (200) · IPC B64C17/00 (43) · IPC B64C1/00 (37) · IPC B64C39/00 (28) · IPC B64C23/00 (18) · IPC B64C3/00 (15) · IPC B64C13/00 (11) · IPC B64C35/00 (11) · IPC B64C3/38 (9) · IPC B64C25/00 (8) · IPC B64C11/04 (8) · IPC B64C17/06 (6) · IPC B64C11/16 (6) · IPC B64B1/00 (6) · IPC B64C3/54 (5) · IPC B64D35/04 (5)
CPCs:
None (129) · CPC B64C17/00 (46) · CPC B64C13/00 (24) · CPC B64C2700/6295 (23) · CPC B64C39/00 (22) · CPC B64C23/005 (21) · CPC B64C2700/6218 (16) · CPC B64C3/00 (14) · CPC B64C3/385 (12) · CPC B64C2700/6256 (11) · CPC B64C2700/6274 (10) · CPC B64B1/00 (10) · CPC B64C11/006 (9) · CPC B64C11/04 (9) · CPC B64C25/62 (9) · CPC B64C35/00 (8) · CPC B64C39/08 (7)
First filing:
Citations from after 1930:
Number of diagram pages:
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