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经营范围
发明名称
ELECTRIC RAILWAY DISTRIBUTION SYSTEM PROTECTING SYSTEM
摘要
申请公布号
JPS55120333(A)
申请公布日期
1980.09.16
申请号
JP19790025559
申请日期
1979.03.07
申请人
HITACHI LTD
发明人
OOHASHI TAKUJI;FUJII NORITOSHI;WADA TERUBUMI;OBONAI MASANOBU
分类号
H02H7/22;H02H7/26
主分类号
H02H7/22
代理机构
代理人
主权项
地址
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