RAILWAY TRACK BALLAST SECTION,申请号SU19742060820-传众专利搜索

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发明名称	RAILWAY TRACK BALLAST SECTION
摘要
申请公布号	SU633978(A1)	申请公布日期	1978.11.25
申请号	SU19742060820	申请日期	1974.08.26
申请人	VNII ZHELEZNODOROZHNOGO TRANSPORTA	发明人	BABITSKIJ BENSION L,SU;VARYZGIN EVGENIJ S,SU;ANDREEV IVAN D,SU;ZAGUMENNAYA TAMARA ,SU;LIPKIN ANATOLIJ M,SU;RAKHLIN PAVEL ,SU;AFANASEVA LYUDMILA N,SU
分类号	E01B27/02;E01B27/00;E02D3/12;(IPC1-7):E02D3/14	主分类号	E01B27/02
代理机构		代理人
主权项
地址

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