Drilldown: Patents

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Patents > Tech fields: design & Assigned to: None & IPCs : IPC B64B1/40 or IPC B64C25/60 or IPC B64C33/00 or None & Family year: 1900 - 1999

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None (235)
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Supplementary to patent:
None (241) · Patent US-1909-970771 (9) · Patent GB-1908-4519 (9) · Patent US-1913-04-21 George Raymond Lawrence (6) · Patent SE-1906-23283 (5) · Patent GB-1913-16499 (4) · Patent US-1908-1077750 (3) · Patent BE-1907-198483 (3) · Patent GB-1909-2111 (3)
Related to aircraft:
Patent agent:
None (287) · Raclot (9) · Duvinage (7) · A. Wunderlich & Cie, Ingénieurs-Conseils (7) · Kirkpatrick (5) · J. Gevers (4) · E. Blum & Co. (4) · H. Kirchhofer (4) · De Visscher et Graetz (3) · 0 (3) · Haseltine, Lake & Co. (3) · Armengaud jeune (3) · None (3)
Assigned to: (Click arrow to add another value)
National tech categories:
HU V/h (127) · None (84) · BE K (73) · AT 77d (38) · FR 6.4 (22) · CH 129b (12) · DK 77 (11) · RU Group V (6) · USPC 244/119 (3) · USPC 244/46 (3) · DE 77h (3)
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