Drilldown: Patents

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Patents > Tech fields : control or hybrid & Publication date: 1900 - 1999 & Citations from after 1930: None

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Supplementary to patent:
None (312) · Patent IT-1910-10-17 Carlo Navaro (5) · Patent GB-1909-2111 (4) · Patent FR-1908-396249 (4) · Patent FR-1908-407090 (4) · Patent FR-1909-399456 (4) · Patent CH-1910-52044 (4) · Patent FR-1909-410140 (4) · Patent AT-1907-37570 (3) · Patent FR-1915-478440 (3) · Patent FR-1905-356644 (3) · Patent FR-1907-377174 (3)
Related to aircraft:
Patent agent:
None (168) · Armengaud jeune (45) · None (21) · Weismann et Marx (17) · Schwab (13) · E. Blétry (11) · J. Germain (11) · L. Chassevent (10) · Hippolyte Josse (9) · Charles Assi (8) · J. Bonnet-Thirion (8) · Lavoix et Moses (7) · Charles Dony (7) · G. de Mestral et F. Harlé (7) · Matray frères et Cie (7) · Dupont et Elluin (7) · C. Blétry (6) · Dom. Casalonga (6) · M. Zerolo (6)
National tech categories:
FR 6.4 (324) · HU V/h (41) · None (40) · DE 77h.5 (24) · FR 6.3 (18) · AT 77d (17) · FR 6.2 (9) · DE 77h (6) · FR 5.8 (5) · AU 90.3 (5) · DE 77h.9 (3) · CH 129b (3) · FR 5.3 (3)
IPCs:
None (104) · IPC B64C17/00 (66) · IPC B64C1/00 (42) · IPC B64C39/00 (40) · IPC B64C13/00 (32) · IPC B64C23/00 (32) · IPC B64B1/00 (23) · IPC B64C3/38 (18) · IPC B64C35/00 (15) · IPC B64C27/04 (14) · IPC B64C33/02 (13) · IPC B64C13/04 (9) · IPC B64C11/00 (8) · IPC B64B1/58 (8) · IPC B64D35/04 (7) · IPC B64C13/12 (7) · IPC B64C17/06 (6) · IPC B64C3/54 (6)
CPCs:
None (97) · CPC B64C17/00 (67) · CPC B64C13/00 (42) · CPC B64C23/005 (32) · CPC B64C39/00 (32) · CPC B64C2700/6218 (23) · CPC B64B1/00 (22) · CPC B64C2700/6274 (20) · CPC B64C2700/6295 (20) · CPC B64C2700/6212 (18) · CPC B64C2700/6256 (16) · CPC B64C33/02 (14) · CPC B64C3/385 (12) · CPC B64C2700/6214 (11) · CPC B64C35/00 (11) · CPC B64C2700/6281 (10) · CPC B64C27/04 (9) · CPC B64D35/04 (8) · CPC B64B1/58 (8)
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Citations from after 1930:
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