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发明名称
DEVICE FOR DETECTING TRACK CIRCUIT CURRENT AND POLE CHANGE
摘要
申请公布号
JPH05221318(A)
申请公布日期
1993.08.31
申请号
JP19920027611
申请日期
1992.02.14
申请人
RAILWAY TECHNICAL RES INST;NIPPON SIGNAL CO LTD:THE
发明人
NAKAMURA HIDEO;SAEGUSA HIDETAKA;KANEKO TAKASHI
分类号
B61L1/18;B61L23/16
主分类号
B61L1/18
代理机构
代理人
主权项
地址
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