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经营范围
发明名称
SWITCHING APPARATUS
摘要
申请公布号
JPS5478475(A)
申请公布日期
1979.06.22
申请号
JP19770145035
申请日期
1977.12.05
申请人
HITACHI LTD
发明人
KURIYAMA SHIGERU;KASAMA RIYOUJI
分类号
H01H71/24;H01H71/43;H01H71/54
主分类号
H01H71/24
代理机构
代理人
主权项
地址
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