METHOD OF AND SYSTEM FOR AUTOMATICALLY CONTROLLING RAILROAD SWITCHES WITHIN THE DISTRIBUTION ZONE OF A MARSHALLING HUMP,申请号PL19870268892-传众专利搜索

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发明名称	METHOD OF AND SYSTEM FOR AUTOMATICALLY CONTROLLING RAILROAD SWITCHES WITHIN THE DISTRIBUTION ZONE OF A MARSHALLING HUMP
摘要
申请公布号	PL156032(B1)	申请公布日期	1992.01.31
申请号	PL19870268892	申请日期	1987.11.17
申请人		发明人
分类号	B61L;B61L7/00;(IPC1-7):B61L7/00	主分类号	B61L
代理机构		代理人
主权项
地址

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