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公开(公告)号：US2845914A
公开(公告)日：1958-08-05
申请号：US52328855
申请日：1955-07-20
Applicant: GEN MOTORS CORP
Inventor： COBO ALFRED H
IPC: F01L1/245
CPC classification number: F01L1/245 , Y10T29/49247
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