Drilldown: Patents

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Patents > Tech fields : Airship or propulsion or rudder & Grant date: 1910 - 1919 & Number of text pages: 1-2

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None (279) · Patent FR-1910-423792 (6) · Patent FR-1910-424987 (4) · Patent DE-1912-279343 (3) · Patent DE-1910-06-18 Carl Hanschke (3) · Patent DE-1909-220044 (3) · Patent DE-1913-301564 (3) · Patent FR-1909-399456 (3) · Patent DE-1909-02-25 Hugo Erdmann (3) · Patent AT-1909-40038 (3)
Related to aircraft:
Patent agent:
None (180) · Armengaud jeune (20) · None (17) · L. Chassevent (9) · Victor J. Evans (6) · E. Blétry (6) · H. Bœttcher fils (6) · Wheatley & Mackenzie (5) · Paul Caquet (5) · G. de Mestral et F. Harlé (5) · Haseltine, Lake & Co. (5) · Charles Dony (5) · J. Bonnet-Thirion (5) · de Bongé (4) · Dom. Casalonga (4) · Hippolyte Josse (4) · Schwab (4) · Lavoix et Mosès (4) · Marks & Clerk (4)
National tech categories:
FR 6.4 (150) · None (77) · HU V/h (49) · AT 77d (32) · FR 6.2 (25) · USPC 244/66 (5) · USPC 244/60 (5) · USPC 244/6 (4) · DK 77 (4)
IPCs:
None (193) · IPC B64C11/00 (31) · IPC B64C39/00 (28) · IPC B64B1/00 (19) · IPC B64C17/00 (13) · IPC B64C1/00 (12) · IPC B64C11/04 (8) · IPC B64C23/00 (8) · IPC B64C27/04 (7) · IPC B64C13/00 (7) · IPC B64C11/16 (7) · IPC B63H1/12 (7) · IPC B64B1/58 (5) · IPC B64C3/54 (5) · IPC B64D35/04 (5) · IPC B64C9/00 (4) · IPC B64D27/00 (4)
CPCs:
None (112) · CPC B64C11/006 (26) · CPC B64B1/00 (24) · CPC B64C39/00 (22) · CPC B64C2700/6295 (18) · CPC B64C23/005 (17) · CPC B64C17/00 (15) · CPC B64C13/00 (15) · CPC B64C11/00 (11) · CPC B64C11/16 (8) · CPC B64C2700/6274 (8) · CPC B64C33/02 (8) · CPC B64C11/04 (8) · CPC B64C39/005 (7) · CPC B64B1/40 (7) · CPC B64C2700/6281 (7) · CPC B64C2700/6218 (6) · CPC B64C27/04 (6)
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Citations from after 1930:
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