Drilldown: Patents

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Patents > Inventor country : AH or CH or DE or NL or NO or RO & Applicant is inventor: Yes & Tech fields : control or None & Granted: Yes

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Supplementary to patent:
None (342) · Patent BE-1912-02-07-Gramaticesco (3) · Patent DE-1908-239989 (3) · Patent CH-1910-52044 (3) · Patent GB-1912-26911 (2) · Patent DE-1918-388537 (2) · Patent DE-1894-79446 (2) · Patent FR-1912-441585 (2) · Patent FR-1911-448337 (2) · Patent CH-1910-52816 (2)
Related to aircraft:
Patent agent:
None (303) · Herbert Haddan & Co. (5) · C. Baumann (4) · Haseltine, Lake & Co. (4) · de Bongé (3) · Dupont et Elluin (3) · Chatwin, Herschell & Co. (3)
National tech categories:
None (211) · FR 6.4 (47) · DE 77h.5 (27) · DE 77 (16) · DE 77h (7) · HU V/h (7) · AT 77d (5) · CH 129c (3) · DE 77h.11 (3)
IPCs:
None (262) · IPC B64C13/00 (17) · IPC B64C17/00 (13) · IPC B64C39/00 (13) · IPC B64C33/02 (9) · IPC B64C3/38 (8) · IPC B64C3/00 (7) · IPC B64C1/00 (7) · IPC B64B1/00 (5) · IPC B64C23/00 (4) · IPC B64C35/00 (3) · IPC B64B1/58 (3) · IPC B64B1/62 (3)
CPCs:
None (103) · CPC B64C13/00 (27) · CPC B64C2700/6295 (24) · CPC B64C17/00 (23) · CPC B64C33/02 (22) · CPC B64C39/00 (20) · CPC B64C23/005 (14) · CPC B64C3/385 (12) · CPC B64C33/00 (9) · CPC B64B1/00 (9) · CPC B64C3/00 (9) · CPC B64C2700/6256 (8) · CPC B64C2700/6274 (8) · CPC B64C35/00 (8) · CPC B64C17/06 (7) · CPC B64B1/58 (7) · CPC B64C2700/6218 (6) · CPC B64C2700/6212 (6) · CPC B64C2700/6216 (6)
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Citations from after 1930:
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