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Patents > Citations from after 1930: None & Number of text pages: 3-4 & Number of diagram pages: 3-4

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Office:
Applicant is inventor:
Tech fields:
airplane (109) · frame (82) · None (74) · propulsion (67) · stability (54) · navigation (49) · LTA (42) · construction (35) · Design (32) · propeller (30) · propellers (25) · wings (25) · flapping (24) · rudder (24) · landing (23) · Control (22) · wheels (22) · Hybrid (21) · helicopter (18) · safety (17)
Application number:
Granted:
Supplementary to patent:
None (296) · Patent IT-1913-03-20 Vigilio Baldo (2) · Patent US-1912-1081794 (2)
Related to aircraft:
Patent agent:
None (123) · Victor J. Evans (11) · None (10) · Munn & Co. (8) · Marks & Clerk (7) · John P. Tarbox (7) · Boult, Wade & Tennant (6) · M. Zerolo (4) · Lavoix et Mosès (4) · W. P. Thompson & Co. (4) · H. B. Willson & Co. (4) · Abel & Imray (4) · Weissmann et Marx (4) · Haseltine, Lake & Co. (4)
National tech categories:
None (127) · FR 6.4 (60) · HU V/h (13) · USPC 244/80 (11) · USPC 244/90R (11) · USPC 244/22 (9) · USPC 244/6 (9) · FR 6.3 (8) · USPC 244/66 (7) · USPC 244/139 (5) · USPC 244/50 (5) · USPC 244/51 (5) · USPC 244/30 (4) · FR 6.2 (4) · USPC 244/46 (4) · USPC 244/100R (4)
IPCs:
None (184) · IPC B64C39/00 (24) · IPC B64B1/00 (20) · IPC B64C17/00 (14) · IPC B64C1/00 (13) · IPC B64C23/00 (11) · IPC B64C3/38 (8) · IPC B64C33/00 (8) · IPC B64C13/00 (7) · IPC B64C33/02 (7) · IPC B64C25/00 (6) · IPC B64C3/56 (5) · IPC B64C27/04 (5) · IPC CPC B64C13/00 (5) · IPC B64C11/00 (5) · IPC B64C35/00 (5)
CPCs:
None (51) · CPC B64C23/005 (29) · CPC B64C17/00 (26) · CPC B64B1/00 (25) · CPC B64C13/00 (23) · CPC B64C33/02 (19) · CPC B64C2700/6295 (16) · CPC B64C39/00 (16) · CPC B64C3/385 (13) · CPC B64C33/00 (11) · CPC B64C2700/6274 (8) · CPC B64C35/00 (7) · CPC B64C11/006 (6) · CPC B64C39/08 (6) · CPC B64C39/005 (6) · CPC B64C2700/6256 (5) · CPC B64C9/00 (5) · CPC B64C3/56 (5)
First filing:
Citations from after 1930:
Number of text pages:
Number of diagram pages:

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