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发明名称
SURFACE POTENTIOMETER
摘要
申请公布号
JPS55117969(A)
申请公布日期
1980.09.10
申请号
JP19790025101
申请日期
1979.03.06
申请人
RICOH KK
发明人
EDA TADAHIRO;TATSUMI SUSUMU;IMAI TSUTOMU
分类号
G01R29/12;G01R19/00
主分类号
G01R29/12
代理机构
代理人
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地址
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