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经营范围
发明名称
VACUUM BREAKER
摘要
申请公布号
JPS5510713(A)
申请公布日期
1980.01.25
申请号
JP19780082058
申请日期
1978.07.07
申请人
HITACHI LTD
发明人
WATANABE HIDEO
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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