Drilldown: Patents

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Patents > Inventor country : BE or FR & Tech fields : LTA or airplane or lift or marine & IPCs : IPC B64C11/00 or IPC B64C17/00 or IPC B64C39/00 or None & Cites these patents : 1887 or None

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Inventor country: (Click arrow to add another value)
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Application number:
Granted:
Related to aircraft:
Patent agent:
None (517) · Armengaud jeune (46) · A. Wunderlich & Cie, Ingénieurs-Conseils (41) · None (27) · J. Bonnet-Thirion (15) · J. Germain (11) · Raclot (11) · Boult, Wade & Tennant (10) · Weismann et Marx (10) · Charles Dony (8) · Y. Rabilloud et fils (8) · E. Blétry (7) · H. Bœttcher fils (7) · De Visscher et Graetz (7) · C. Blétry (6) · Abel & Imray (6) · Biebuyck (6) · Duvinage (6) · Dupont et Elluin (6)
National tech categories:
FR 6.4 (331) · None (224) · BE K (175) · FR 6.3 (57) · FR 5 (46) · HU V/h (25) · IT 8 (17) · AT 77d (15) · RU Group V (14) · FR 6.2 (12) · FR 6 (11) · DE 77h.5 (5) · DE 77 (5) · FR 20 (5) · CH 115 (4) · GB 4 with buoyant (4) · CH 129b (4) · DE 77h (3) · GB 4 aërostats (3) · FR 6.1 (3)
IPCs: (Click arrow to add another value)
CPCs:
None (624) · CPC B64C17/00 (173) · CPC B64C39/00 (99) · CPC B64C2700/6218 (68) · CPC B64C2700/6295 (67) · CPC B64C2700/6212 (24) · CPC B64C2700/6214 (23) · CPC B64C11/006 (17) · CPC B64C2700/6219 (12) · CPC B64C39/08 (11) · CPC B64C39/005 (9) · CPC B64C11/00 (8) · CPC B64C2700/6215 (7) · CPC B64C13/00 (7) · CPC B64C11/001 (6) · CPC B64C39/008 (5) · CPC B64B1/00 (4)
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Citations from after 1930:
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