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经营范围
发明名称
Vacuum switch tube.
摘要
申请公布号
EP0371224(B1)
申请公布日期
1994.12.28
申请号
EP19890117515
申请日期
1989.09.22
申请人
MITSUBISHI DENKI KABUSHIKI KAISHA
发明人
INAGAKI, KOICHI C/O MITSUBISHI DENKI K.K.
分类号
H01H33/66;H01H33/664;(IPC1-7):H01H33/66
主分类号
H01H33/66
代理机构
代理人
主权项
地址
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