Drilldown: Patents

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Patents > Granted: Yes & Supplementary to patent : Patent FR-1916-502839 or Patent US-1913-04-21 George Raymond Lawrence or None & Assigned to : Établissements de Dion-Bouton or None & IPCs : IPC B64C3/18 or IPC B64C33/00 or IPC B64C39/00

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Tech fields:
Airplane (134) · design (75) · frame (75) · propulsion (73) · None (66) · wings (58) · construction (56) · stability (41) · propellers (34) · aerodynamics (32) · flapping (29) · whole (27) · navigation (27) · control (27) · lift (26) · fuselage (22) · sustentation (20) · rudder (19) · propeller (17)
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None (121) · None (29) · Armengaud jeune (18) · Weismann et Marx (12) · J. Germain (9) · Marks & Clerk (8) · E. Blétry (7) · Boult, Wade & Tennant (6) · L. Chassevent (6) · Munn & Co. (6) · Chassevent (6) · Brandon frères (6) · Dupont et Elluin (5) · H. Bœttcher fils (4) · G. de Mestral et F. Harlé (4) · J. Bonnet-Thirion (4)
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National tech categories:
FR 6.4 (194) · None (128) · USPC 244/22 (12) · USPC 244/45R (12) · FR 6.3 (10) · DE 77h.5 (10) · USPC 244/13 (9) · USPC 244/11 (7) · DE 77h.11 (5) · USPC 244/9 (4) · USPC 244/20 (4) · USPC 244/72 (4) · USPC 244/70 (4) · USPC 244/64 (3) · FR 6.2 (3)
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CPCs:
CPC B64C39/00 (186) · CPC B64C2700/6295 (178) · CPC B64C39/005 (48) · CPC B64C33/00 (45) · CPC B64C39/08 (36) · CPC B64C3/18 (29) · CPC B64C3/185 (20) · CPC B64C39/008 (17) · CPC B64C33/02 (14) · CPC B64C39/003 (9) · CPC B64C39/006 (8) · CPC B64C39/062 (4) · CPC B64C3/385 (3) · CPC B64C3/187 (3) · None (3) · CPC B64C3/00 (2) · CPC Y10S244/903 (2) · CPC B64C3/42 (2) · CPC B64C39/06 (2)
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