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公开(公告)号：JPH053416B2
公开(公告)日：1993-01-14
申请号：JP16499585
申请日：1985-07-25
Applicant: STC PLC
Inventor： ANDORYUU MAASHARU
IPC: C03B8/04 , C03B37/018 , G02B6/00
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