Drilldown: Patents

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Patents > Year granted: 1900 - 1999 & Tech fields: propulsion & Number of text pages: 1-2

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Supplementary to patent:
None (312) · Patent FR-1910-423792 (6) · Patent AT-1909-48421 (4) · Patent FR-1910-424987 (4) · Patent DE-1899-123884 (4) · Patent FR-1907-382895 (3) · Patent DE-1909-220044 (3) · Patent DE-1910-06-18 Carl Hanschke (3) · Patent AT-1909-40038 (3) · Patent FR-1904-340154 (3) · Patent FR-1904-342610 (3)
Related to aircraft:
Patent agent:
None (191) · Armengaud jeune (18) · None (18) · Munn & Co. (7) · L. Chassevent (7) · J. Germain (7) · Dom. Casalonga (7) · Y. Rabilloud et fils (7) · Chassevent (6) · J. Bonnet-Thirion (6) · de Bongé (6) · G. de Mestral et F. Harlé (5) · Schwab (5) · Haseltine, Lake & Co. (4) · Wheatley & Mackenzie (4) · R. S. & A. B. Lacey (4) · E. Blétry (4) · Victor J. Evans (4) · Paul Caquet (4)
National tech categories:
FR 6.4 (152) · None (64) · FR 6.2 (33) · HU V/h (29) · AT 77d (27) · FR 6.3 (24) · DE 77h.6 (10) · FR 5.8 (8) · DE 77h (7) · USPC 244/73R (5) · USPC 244/60 (5) · FR 5.3 (5) · USPC 244/22 (5) · DK 77 (5) · USPC 244/6 (4) · DE 77h.5 (4) · USPC 244/66 (4) · DE 77h.10 (4)
IPCs:
None (163) · IPC B64C11/00 (49) · IPC B64B1/00 (33) · IPC B64C39/00 (30) · IPC B64C23/00 (15) · IPC B64C33/02 (14) · IPC B64C27/04 (11) · IPC B63H1/12 (10) · IPC B64C11/04 (9) · IPC B64C11/16 (9) · IPC B64B1/58 (9) · IPC B64C11/20 (8) · IPC B64D27/00 (7) · IPC B64C17/00 (5) · IPC B64D35/04 (5) · IPC B64D27/04 (4)
CPCs:
None (109) · CPC B64C11/006 (37) · CPC B64B1/00 (35) · CPC B64C23/005 (24) · CPC B64C39/00 (18) · CPC B64C33/02 (16) · CPC B64C2700/6274 (14) · CPC B64C11/00 (13) · CPC B64C2700/6295 (13) · CPC B64C11/04 (10) · CPC B64C39/005 (9) · CPC B64C11/16 (9) · CPC B64B1/58 (9) · CPC B63H1/26 (8) · CPC B64D27/00 (7) · CPC B64C2700/6281 (7) · CPC B64C11/20 (6) · CPC B64D35/04 (6) · CPC B64C27/04 (6)
First filing:
Citations from after 1930:
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