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经营范围
发明名称
AC SIGNAL DISCONNECTION DETECTOR CIRCUIT
摘要
申请公布号
JPS55141917(A)
申请公布日期
1980.11.06
申请号
JP19790047719
申请日期
1979.04.18
申请人
NIPPON ELECTRIC CO
发明人
KAMATA ISAO
分类号
G01R31/02;G01R31/00;H02H3/24
主分类号
G01R31/02
代理机构
代理人
主权项
地址
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