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发明名称
摘要
申请公布号
JPS5274784(U)
申请公布日期
1977.06.03
申请号
JP19750162249U
申请日期
1975.12.01
申请人
发明人
分类号
G02F1/133;G02F1/13;G09F9/00;G09G3/12;G09G3/18;H02M7/48;(IPC1-7):G09F9/00
主分类号
G02F1/133
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