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发明名称
RAILWAY TRACK OCCUPANCY DETECTOR
摘要
申请公布号
IL71526(D0)
申请公布日期
1984.07.31
申请号
IL19840071526
申请日期
1984.04.12
申请人
INT STANDARD ELECTRIC CO
发明人
分类号
B61L21/06;B61L23/16;(IPC1-7):B61L/
主分类号
B61L21/06
代理机构
代理人
主权项
地址
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