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经营范围
发明名称
VARIATION DETECTING RELAY UNIT
摘要
申请公布号
JPS57135626(A)
申请公布日期
1982.08.21
申请号
JP19810020922
申请日期
1981.02.17
申请人
TOKYO SHIBAURA DENKI KK
发明人
YAMAMOTO YOSHIAKI;NAKASHIMA MASUO
分类号
H02H3/44
主分类号
H02H3/44
代理机构
代理人
主权项
地址
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