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发明名称
摘要
申请公布号
JP2900418(B2)
申请公布日期
1999.06.02
申请号
JP19890221763
申请日期
1989.08.30
申请人
MINORUTA KK
发明人
MUKAI HIROSHI;HAYASHI KOTARO
分类号
G02F1/13;G02F1/137;G02F1/139;G03B17/20;(IPC1-7):G03B17/20
主分类号
G02F1/13
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