Drilldown: Patents

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Patents > Tech fields : balloon or lift & Publication date: 1900 - 1999

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None (247) · Patent FR-1908-392672 (10) · Patent GB-1908-4519 (7) · Patent BE-1911-04-14 Lucien-Constant-Joseph Harel (4) · Patent FR-1908-407090 (4) · Patent FR-1909-410848 (3) · Patent SE-1906-25199 (3) · Patent FR-1907-373818 (3) · Patent GB-1908-28547 (2) · Patent FR-1912-441585 (2) · Patent DK-1908-11943 (2) · Patent ES-1906-38692 (2) · Patent FR-1899-Boinet (2) · Patent DE-1909-Wilcke-Graff (2) · Patent FR-1910-418630 (2) · Patent HU-1901-24148 (2) · Patent DE-1910-04-04 August Wendtland (2) · Patent NZ-1909-26981 (2) · Patent BE-1910-230887 (2)
Related to aircraft:
Patent agent:
None (149) · Armengaud jeune (44) · G. de Mestral et F. Harlé (13) · E. Blétry (13) · None (12) · J. Bonnet-Thirion (9) · Hippolyte Josse (7) · Chassevent (5) · Dom. Casalonga (5) · Weismann et Marx (5) · H. Bœttcher fils (5) · C. Blétry (5) · J. Germain (4) · L. Chassevent (4) · Dupont et Elluin (4) · Charles Assi (4) · Schwab (4)
IPCs:
None (117) · IPC B64B1/00 (39) · IPC B64C39/00 (31) · IPC B64C1/00 (23) · IPC B64C17/00 (20) · IPC B64B1/58 (19) · IPC B64C23/00 (17) · IPC B64C3/54 (13) · IPC B64C3/38 (11) · IPC B64C11/00 (11) · IPC B64C3/52 (11) · IPC B64C3/48 (9) · IPC B64B1/40 (9) · IPC B64C13/00 (8) · IPC B64C3/00 (7) · IPC B64C27/04 (5)
CPCs:
None (118) · CPC B64B1/00 (42) · CPC B64C39/00 (28) · CPC B64B1/58 (25) · CPC B64C17/00 (21) · CPC B64C23/005 (18) · CPC B64C2700/6295 (17) · CPC B64C2700/6274 (12) · CPC B64C3/52 (12) · CPC B64C3/385 (11) · CPC B64C3/54 (10) · CPC B64C2700/6218 (9) · CPC B64C3/48 (9) · CPC B64C13/00 (8) · CPC B64B1/40 (8) · CPC B64C11/006 (7) · CPC B64C3/00 (7) · CPC B64C2700/6245 (7) · CPC B64C1/00 (6)
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Citations from after 1930:
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