Drilldown: Patents
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Patents > Supplementary to patent:
Patent FR-1906-371331
& Related to aircraft :
1852-08-14 or
Yes
& National tech categories :
FR 6.2 or
USPC 244/153R or
USPC 416/116
& CPCs :
CPC B64C11/006 or
CPC B64C2700/6256 or
CPC B64C33/02
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Showing below up to 1 result in range #1 to #1.