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公开(公告)号：US2489545A
公开(公告)日：1949-11-29
申请号：US76030647
申请日：1947-07-11
Applicant: GEN MOTORS CORP
Inventor： STORER JOHN E , TIMMER ALBERT J
IPC: F16J15/36
CPC classification number: F16J15/36
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