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经营范围
发明名称
VACUUM SWITCH
摘要
申请公布号
JPS563927(A)
申请公布日期
1981.01.16
申请号
JP19790078174
申请日期
1979.06.22
申请人
HITACHI LTD
发明人
ITOU TOMOO;OKUMURA AKIMITSU;YOSHINARI TAKASHI
分类号
H01H35/26
主分类号
H01H35/26
代理机构
代理人
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地址
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