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发明名称
PREPARATION OF CONTACT FOR VACUUM BREAKER
摘要
申请公布号
JPS5471375(A)
申请公布日期
1979.06.07
申请号
JP19770062356
申请日期
1977.05.27
申请人
MITSUBISHI ELECTRIC CORP
发明人
KATOU MASARU
分类号
H01H33/66
主分类号
H01H33/66
代理机构
代理人
主权项
地址
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