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公开(公告)号：US2864550A
公开(公告)日：1958-12-16
申请号：US62383156
申请日：1956-11-23
Applicant: GEN MOTORS CORP
Inventor： WEIBEL JR JOHN , PELSOR IRVING M
IPC: F25B31/02
CPC classification number: F25B31/02
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