TRACK-CLEANING APPARATUS,申请号SU19802915628-传众专利搜索

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发明名称	TRACK-CLEANING APPARATUS
摘要
申请公布号	SU894028(A1)	申请公布日期	1981.12.30
申请号	SU19802915628	申请日期	1980.01.16
申请人	VNII ZHELEZNODOROZHNOGO TRANSPORTA	发明人	PIRIN VLADIMIR I,SU
分类号	E01B19/00;E01H8/00;(IPC1-7):E01B19/00	主分类号	E01B19/00
代理机构		代理人
主权项
地址

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