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经营范围
发明名称
SWITCHING AND CONTROLLING SYSTEM
摘要
申请公布号
PL161280(B1)
申请公布日期
1993.06.30
申请号
PL19900283894
申请日期
1990.02.21
申请人
发明人
分类号
H01H19/38;H01H23/24;H01H36/00;(IPC1-7):H01H36/00
主分类号
H01H19/38
代理机构
代理人
主权项
地址
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