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公开(公告)号：US2658793A
公开(公告)日：1953-11-10
申请号：US7224249
申请日：1949-01-22
Applicant: SINCLAIR KENNETH C
Inventor： SINCLAIR KENNETH C
IPC: B60J1/20
CPC classification number: B60J1/20 , Y10T74/20201 , Y10T74/20432 , Y10T403/32573 , Y10T403/32811
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