METAL SLEEPER WITH THE W-SHAPED DISMANTABLE GRIP OF THE RAIL,申请号CS19760007585-传众专利搜索

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发明名称	METAL SLEEPER WITH THE W-SHAPED DISMANTABLE GRIP OF THE RAIL
摘要
申请公布号	CS188566(B1)	申请公布日期	1979.03.30
申请号	CS19760007585	申请日期	1976.11.24
申请人	KALAS,KAREL,CS	发明人	KALAS,KAREL,CS
分类号	E21F13/02;(IPC1-7):E21F13/02	主分类号	E21F13/02
代理机构		代理人
主权项
地址

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