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公开(公告)号：US3323962A
公开(公告)日：1967-06-06
申请号：US31890363
申请日：1963-10-25
Applicant: WESTINGHOUSE ELECTRIC CORP
Inventor： SPRENGLING GERHARD R , CARGNEL LOUIS A
CPC classification number: B29D23/001 , B29C53/56 , B32B27/00
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