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发明名称
TRACK-MOUNTED SENSING ELEMENT ABLE TO RECOGNIZE RUNNING DIRECTION OF A TRA
摘要
申请公布号
PL155343(B1)
申请公布日期
1991.11.29
申请号
PL19870268441
申请日期
1987.10.26
申请人
发明人
分类号
B61L29/28;G01P;G01P13/04;(IPC1-7):B61L29/28
主分类号
B61L29/28
代理机构
代理人
主权项
地址
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