ELECTRONIC SYSTEM FOR IDENTIFICATION OF OCCUPIED RAILROAD TRACKS,申请号PL19840248631-传众专利搜索

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发明名称	ELECTRONIC SYSTEM FOR IDENTIFICATION OF OCCUPIED RAILROAD TRACKS
摘要
申请公布号	PL147673(B1)	申请公布日期	1989.07.31
申请号	PL19840248631	申请日期	1984.07.09
申请人		发明人
分类号	B61L;B61L23/16;B61L25/00;(IPC1-7):B61L25/00	主分类号	B61L
代理机构		代理人
主权项
地址

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