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公开(公告)号：US2816184A
公开(公告)日：1957-12-10
申请号：US55420155
申请日：1955-12-20
Applicant: GEN ELECTRIC
Inventor： MANNING RALPH M , KERNANDER WARREN N , MURRAY JOHN W , CAMP CLARENCE W
IPC: G04C23/24
CPC classification number: G04C23/24
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