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公开(公告)号：KR100006987B1
公开(公告)日：1979-10-04
申请号：KR1019740003364
申请日：1974-08-20
Applicant: 엔.브이.필립스글로에이람펜화브리에겐
Inventor： 케스테에르 , 프레데릭레오날드요한쌍스테에르
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