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发明名称
摘要
申请公布号
JPS5362345(U)
申请公布日期
1978.05.26
申请号
JP19760145493U
申请日期
1976.10.28
申请人
发明人
分类号
G02B6/12;G02B26/08;G02B27/28;G02F1/01;G02F1/13;(IPC1-7):G02B5/14
主分类号
G02B6/12
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代理人
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