Drilldown: Patents

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Patents > Applicant firm : Luft-Verkehrs-Gesellschaft m.b.H. or Établissements de Dion-Bouton or None & Tech fields : balloon or lift & Supplementary to patent : Patent FR-1908-407090 or None

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Patent agent:
None (398) · Armengaud jeune (30) · None (11) · G. de Mestral et F. Harlé (10) · Munn & Co. (9) · J. Bonnet-Thirion (6) · C. Blétry (5) · Chassevent (5) · Marks & Clerk (5) · Schwab (4) · Haseltine, Lake & Co. (4)
National tech categories:
None (200) · FR 6.4 (137) · FR 6.3 (49) · FR 5 (36) · DE 77 (27) · HU V/h (20) · BE K (17) · AT 77d (13) · USPC 244/30 (11) · GB 4 with buoyant (10) · USPC 244/97 (9) · GB 4 aërostats (9) · DE 77h.4 (8) · USPC 244/31 (6) · DE 77h (6) · USPC 244/26 (6) · USPC 244/28 (6) · USPC 244/25 (6) · USPC 244/27 (5) · DE 77h.3 (5)
IPCs:
None (424) · IPC B64B1/00 (62) · IPC B64C39/00 (23) · IPC B64B1/58 (20) · IPC B64C23/00 (17) · IPC B64C1/00 (12) · IPC B64B1/62 (11) · IPC B64B1/40 (11) · IPC B64C17/00 (11) · IPC B64C3/48 (6) · IPC B64C27/04 (6) · IPC B64C3/54 (6) · IPC B64C33/02 (6) · IPC B64C13/00 (6) · IPC B64C33/00 (6) · IPC B64C11/00 (5) · IPC B64C29/00 (4) · IPC B64C3/38 (4) · IPC B64C3/52 (4) · IPC B64C3/00 (4)
CPCs:
None (356) · CPC B64B1/00 (74) · CPC B64B1/40 (32) · CPC B64B1/58 (31) · CPC B64B1/62 (18) · CPC B64C23/005 (18) · CPC B64C39/00 (16) · CPC B64C17/00 (14) · CPC B64C2700/6295 (13) · CPC B64C2700/6274 (10) · CPC B64C13/00 (8) · CPC B64C39/008 (8) · CPC B64C33/00 (7) · CPC B64C3/48 (7) · CPC B64C33/02 (6)
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