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Patents > Tech fields : aerodynamics or whole & Patent agent : Dupont et Elluin or None

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Applicant is inventor:
Tech fields: (Click arrow to add another value)
Full specification filed date:
Application number:
None (232)
Granted:
Supplementary to patent:
None (271) · Patent US-1910-1041876 (4) · Patent US-1908-1077750 (4) · Patent GB-1911-12232 (4) · Patent GB-1908-4519 (4) · Patent ES-1911-50083‎ (3) · Patent GB-1909-8531 (3) · Patent CH-1912-62201 (3) · Patent DE-1912-05-04 Otto Albin Budig (3) · Patent US-1903-821393 (3)
Related to aircraft:
Patent agent: (Click arrow to add another value)
National tech categories:
HU V/h (101) · None (61) · FR 6.4 (49) · AT 77d (43) · GB 4 with buoyant (18) · DE 77h.5 (15) · DE 77h (15) · IT 8 (14) · BE K (11) · DK 77 (6) · GB 4 aërostats (5) · AU 90.3 (4) · GB 4 propel & steer (4) · FR 6.2 (4) · DE 77 (4) · GB 4 without buoyant (4) · GB 4 parachutes (4)
IPCs:
None (293) · IPC B64C17/00 (16) · IPC B64C1/00 (16) · IPC B64C39/00 (15) · IPC B64C3/14 (5) · IPC B64C11/00 (5) · IPC B64C33/02 (5) · IPC B64B1/00 (5) · IPC B64B1/58 (4) · IPC B64C9/00 (4) · IPC B64C11/20 (4) · IPC B64C3/54 (3) · IPC B64C3/00 (3) · IPC B64C17/04 (3) · IPC B64C13/00 (3) · IPC B64C31/06 (3)
CPCs:
None (277) · CPC B64C17/00 (21) · CPC B64C2700/6295 (14) · CPC B64C39/00 (12) · CPC B64C13/00 (10) · CPC B64C2700/6218 (8) · CPC B64B1/00 (6) · CPC B64C3/14 (5) · CPC B64C11/00 (5) · CPC B64B1/58 (4) · CPC B64C3/00 (4) · CPC B64C2700/6219 (3) · CPC A63H27/08 (3) · CPC B64C2700/6214 (3) · CPC B64B1/40 (3) · CPC B64C33/02 (3) · CPC B64C11/006 (3) · CPC B64C11/16 (3)
First filing:
Citations from after 1930:
Number of text pages:
Number of diagram pages:

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