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公开(公告)号：US3488075A
公开(公告)日：1970-01-06
申请号：US3488075D
申请日：1968-03-12
Applicant: GEN MOTORS CORP
Inventor： BARNETT RONALD R , MAGYAR JOSEPH J
CPC classification number: E05B85/243 , Y10S292/27 , Y10T292/1047 , Y10T292/57
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