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公开(公告)号：US3346019A
公开(公告)日：1967-10-10
申请号：US45940865
申请日：1965-05-27
Applicant: WESTERN ELECTRIC CO
Inventor： BROSSEIT FRITZ V , ORRELL DONALD B
CPC classification number: B65H59/36 , H01J19/00 , H01J2893/0026
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