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发明名称
DEVICE FOR MEASURING SURFACE DENSITY OF ELECTRIC CMIERNIK GESTOSCI POWIERZCHNIOWEJ LADUNKU ELEKTRYCZNEGO HARGES
摘要
申请公布号
PL108152(B1)
申请公布日期
1980.03.31
申请号
PL19770194904
申请日期
1977.01.06
申请人
发明人
分类号
G01R29/24;(IPC1-7):G01R29/24
主分类号
G01R29/24
代理机构
代理人
主权项
地址
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