Drilldown: Patents

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Patents > Patent agent : Clement Lean or None & Number of figures: 4

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Office:
Applicant is inventor:
Tech fields:
Airplane (110) · Frame (63) · LTA (63) · Design (53) · propulsion (47) · stability (46) · propellers (40) · Construction (39) · subsystem (35) · navigation (31) · propeller (31) · Airship (30) · None (29) · Wings (29) · control (28) · Whole (22) · aerodynamics (21) · steering (20) · safety (18) · military (17)
Full specification filed date:
Application number:
None (204)
Granted:
Supplementary to patent:
None (282) · Patent CH-1910-52044 (4) · Patent NO-1915-12-15 Carl Alfred Johansson (3) · Patent FR-1912-450892 (3) · Patent US-1913-04-21 George Raymond Lawrence (3) · Patent US-1910-1041876 (3) · Patent FR-1906-363017 (2) · Patent FR-1909-399456 (2) · Patent DE-1912-06-24 Julius Pompe (2) · Patent DE-1910-04-27 (2) · Patent FR-1899-284713 (2) · Patent FR-1913-450892.17436 (2) · Patent US-1916-1289206 (2)
Related to aircraft:
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National tech categories:
HU V/h (72) · None (47) · AT 77d (34) · FR 6.4 (30) · DE 77 (24) · DE 77h.5 (22) · DE 77h (10) · DE 77h.10 (7) · USPC 244/3.23 (7) · DE 77h.15 (6) · DE 77h.6 (6) · DE 77h.9 (4) · DE 77h.7 (4) · DK 77 (4) · USPC 244/63 (4) · USPC 244/153R (3) · USPC 244/80 (3) · USPC 244/93 (3) · USPC 244/6 (3) · USPC 416/194 (3)
IPCs:
None (234) · IPC B64C39/00 (14) · IPC B64C17/00 (13) · IPC B64C33/02 (12) · IPC B64C1/00 (10) · IPC B64B1/00 (10) · IPC B64C13/00 (6) · IPC B64C23/00 (5) · IPC B64C3/38 (4) · IPC B64B1/06 (4) · IPC B64C11/00 (4) · IPC B64B1/58 (4) · IPC B64C25/00 (4) · IPC B64C3/54 (4) · IPC B64C3/00 (3) · IPC F42B10/00 (3) · IPC B64C3/18 (3)
CPCs:
None (171) · CPC B64C17/00 (16) · CPC B64C23/005 (12) · CPC B64C33/02 (11) · CPC B64B1/00 (10) · CPC B64C13/00 (10) · CPC B64C39/00 (9) · CPC B64C2700/6295 (8) · CPC B64C2700/6218 (6) · CPC B64C11/006 (6) · CPC B64B1/58 (6) · CPC B64C3/14 (6) · CPC F42B10/30 (6) · CPC A63H27/08 (5) · CPC B64C11/48 (4) · CPC B64C3/00 (4) · CPC B64C9/00 (4) · CPC B64C11/00 (4) · CPC B64C3/385 (4)
First filing:
Citations from after 1930:
Number of text pages:
Number of diagram pages:
Number of figures:

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