ROAD-TRACK CROSSING,申请号SK19890006064-传众专利搜索

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发明名称	ROAD-TRACK CROSSING
摘要
申请公布号	SK606489(A3)	申请公布日期	1997.02.05
申请号	SK19890006064	申请日期	1989.10.27
申请人	CIHAL JAROSLAV	发明人	CIHAL JAROSLAV
分类号	E01B21/04;E01C9/04;(IPC1-7):E01B21/04	主分类号	E01B21/04
代理机构		代理人
主权项
地址

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