Drilldown: Patents

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Patents > Inventor country : BE or GB or VN & National tech categories : USPC 244/45R or None & IPCs : IPC B64C31/06 or None & Number of figures: None

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Tech fields:
None (392) · LTA (24) · airplane (19) · propulsion (18) · navigation (14) · frame (13) · Stability (13) · balloon (12) · propeller (11) · whole (9) · Design (8) · car (7) · Propellers (7) · rudder (6) · safety (6) · takeoff (6) · parachute (6)
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CPCs:
None (122) · CPC B64B1/00 (26) · CPC B64C39/00 (23) · CPC B64C2700/6295 (23) · CPC B64C3/00 (22) · CPC B64C13/00 (18) · CPC B64C35/00 (17) · CPC B64C3/18 (16) · CPC B64C2700/6256 (15) · CPC B64C3/385 (13) · CPC B64C3/185 (11) · CPC B64C17/00 (11) · CPC B64B1/58 (11) · CPC B64C3/56 (10) · CPC B64C2700/6235 (10) · CPC B64C2700/6233 (10) · CPC B64C33/02 (10) · CPC B64C23/005 (10) · CPC B64C11/04 (8) · CPC B64F2700/6226 (8)
First filing:
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