RAILROAD CROSSING ROAD,申请号JP19760028644-传众专利搜索

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发明名称	RAILROAD CROSSING ROAD
摘要
申请公布号	JPS52112901(A)	申请公布日期	1977.09.21
申请号	JP19760028644	申请日期	1976.03.18
申请人	TETSUDO KIZAI KOGYO CO LTD;NIPPON KOGEN CONCRETE	发明人	MATSUO YOSHIO
分类号	E01C9/04	主分类号	E01C9/04
代理机构		代理人
主权项
地址

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