Drilldown: Patents

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Patents > Applicant firm: None & Number of text pages: 3-4 & Number of diagram pages: 3-4

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Applicant firm: (Click arrow to add another value)
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Tech fields:
None (149) · airplane (130) · frame (109) · propulsion (89) · stability (84) · navigation (70) · LTA (57) · propeller (51) · rudder (43) · construction (34) · wheels (32) · flapping (30) · Control (30) · hybrid (29) · design (29) · helicopter (27) · propellers (26) · car (24) · wings (24) · safety (23)
Application number:
Granted:
Supplementary to patent:
None (464) · Patent AU-1916-630 (2) · Patent GB-1908-4519 (2) · Patent IT-1913-03-20 Vigilio Baldo (2) · Patent FR-1912-449486 (2)
Related to aircraft:
Assigned to:
None (531)
National tech categories:
None (178) · FR 6.4 (70) · USPC 244/80 (20) · USPC 244/90R (18) · USPC 244/48 (14) · USPC 244/6 (13) · USPC 244/22 (13) · HU V/h (10) · USPC 244/46 (10) · USPC 244/45R (9) · FR 6.3 (8) · USPC 244/66 (8) · USPC 244/100R (7) · USPC 244/25 (7) · USPC 244/233 (7) · USPC 244/51 (7) · USPC 244/139 (7) · USPC 244/113 (7) · USPC 244/30 (7)
IPCs:
None (310) · IPC B64C39/00 (35) · IPC B64B1/00 (25) · IPC B64C17/00 (24) · IPC B64C1/00 (18) · IPC B64C3/38 (18) · IPC B64C23/00 (15) · IPC B64C33/00 (11) · IPC B64C13/00 (10) · IPC B64C27/04 (9) · IPC B64C33/02 (7) · IPC B64C11/00 (6) · IPC B64C35/00 (6) · IPC B64C25/00 (6) · IPC B64C3/56 (5) · IPC B64C3/00 (5) · IPC B64C3/54 (4) · IPC CPC B64C13/00 (4)
CPCs:
None (48) · CPC B64C17/00 (47) · CPC B64C23/005 (43) · CPC B64B1/00 (41) · CPC B64C3/385 (34) · CPC B64C33/02 (30) · CPC B64C2700/6295 (30) · CPC B64C13/00 (29) · CPC B64C39/005 (24) · CPC B64C39/08 (18) · CPC B64C39/00 (17) · CPC B64C33/00 (13) · CPC B64C2700/6274 (12) · CPC B64C11/006 (10) · CPC B64C2700/6218 (8) · CPC B64C9/00 (8) · CPC B64C3/40 (8) · CPC B64C2700/6281 (8)
First filing:
Citations from after 1930:
Number of text pages:
Number of diagram pages:

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