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发明名称
INDICATOR OF A C VOLTAGE
摘要
申请公布号
RU2004932(C1)
申请公布日期
1993.12.15
申请号
SU19914938688
申请日期
1991.05.21
申请人
SURVILLO BORIS A
发明人
SURVILLO BORIS A
分类号
G08B23/00;G01R19/00;G08B21/00;(IPC1-7):G08B21/00
主分类号
G08B23/00
代理机构
代理人
主权项
地址
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