Drilldown: Patents

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Patents > Year granted: 1910 - 1919 & Tech fields : ascension or navigation

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Supplementary to patent:
None (353) · Patent US-1909-970771 (11) · Patent AU-1909-15563 (4) · Patent DE-1909-Wilcke-Graff (4) · Patent FR-1909-420004 (3) · Patent FR-1908-393976 (3) · Patent GB-1912-2540 (3) · Patent AT-1909-40038 (3)
Related to aircraft:
Patent agent:
None (178) · Armengaud jeune (13) · Victor J. Evans (10) · None (10) · Munn & Co. (9) · Hippolyte Josse (7) · Haseltine, Lake & Co. (7) · H. Bœttcher fils (7) · G. de Mestral et F. Harlé (7) · Marks & Clerk (7) · L. Chassevent (6) · Boult, Wade & Tennant (5) · Charles Dony (5) · Herbert Haddan & Co. (5) · Schwab (5)
National tech categories:
FR 6.4 (125) · None (89) · FR 6.2 (13) · AT 77d (10) · USPC 244/66 (10) · USPC 244/90R (9) · USPC 244/80 (9) · DE 77h.5 (8) · HU V/h (8) · USPC 244/234 (8) · BE K (8) · USPC 244/46 (7) · USPC 244/233 (7) · USPC 244/13 (7) · USPC 244/6 (6) · USPC 244/100R (6) · DE 77h.15 (6) · IT 8 (6) · USPC 244/51 (6)
IPCs:
None (237) · IPC B64B1/00 (21) · IPC B64C39/00 (20) · IPC B64C3/38 (16) · IPC B64C23/00 (13) · IPC CPC B64C13/00 (11) · IPC B64C1/00 (11) · IPC B64C17/00 (10) · IPC B64C13/00 (9) · IPC B64B1/58 (9) · IPC B64C33/02 (8) · IPC B64C3/52 (7) · IPC B64B1/62 (7) · IPC B64C27/04 (7) · IPC B64C3/00 (6) · IPC G01P3/36 (5) · IPC B64C13/04 (5) · IPC B64C11/00 (5) · IPC B64C13/02 (5)
CPCs:
None (92) · CPC B64C13/00 (42) · CPC B64C23/005 (32) · CPC B64B1/00 (28) · CPC B64C17/00 (21) · CPC B64C2700/6295 (18) · CPC B64C3/385 (18) · CPC B64C33/02 (14) · CPC B64C39/005 (10) · CPC B64C2700/6256 (10) · CPC B64C2700/6274 (10) · CPC B64B1/58 (10) · CPC B64B1/62 (9) · CPC B64C3/52 (8) · CPC B64C39/00 (8) · CPC B64C13/02 (7) · CPC B64C9/00 (7)
First filing:
Citations from after 1930:
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