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公开(公告)号：JPS51149039A
公开(公告)日：1976-12-21
申请号：JP4871776
申请日：1976-04-30
Applicant: COMP GENERALE ELECTRICITE
Inventor： KUROUDO BUREEMU , FUIRITSUPU DEUPON
IPC: C03C13/04 , C03B37/016 , C03C17/25 , C03C25/10 , G02B6/02
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