MANUFACTURE OF ELASTIC CONCRETE RAILROAD TIE,申请号JP19800017646-传众专利搜索

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发明名称	MANUFACTURE OF ELASTIC CONCRETE RAILROAD TIE
摘要
申请公布号	JPS56113409(A)	申请公布日期	1981.09.07
申请号	JP19800017646	申请日期	1980.02.15
申请人	URANO YUUICHI	发明人	URANO YUUICHI
分类号	E01B3/28;B28B23/00;E01B3/46	主分类号	E01B3/28
代理机构		代理人
主权项
地址

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