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公开(公告)号：US2858111A
公开(公告)日：1958-10-28
申请号：US69014457
申请日：1957-10-14
Applicant: GEN ELECTRIC
Inventor： AINSWORTH ERNEST R , AYDELOTT JOHN C
CPC classification number: F28D1/05383 , F28D2021/0094 , F28F1/025 , F28F19/006
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