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发明名称
摘要
申请公布号
JPS5225256(U)
申请公布日期
1977.02.22
申请号
JP19750112334U
申请日期
1975.08.14
申请人
发明人
分类号
G09F13/18;G01D7/00;G01D13/20;G09F13/00;G12B11/00;G12B11/02;H03J1/04;(IPC1-7):G12B11/00
主分类号
G09F13/18
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