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公开(公告)号：US2293362A
公开(公告)日：1942-08-18
申请号：US26096239
申请日：1939-03-10
Applicant: GEN MOTORS CORP
Inventor： SAMPSON FREDERICK W , GEYER HARVEY D
IPC: F25C1/24
CPC classification number: F25C1/246
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