,申请号JP19690094087U-传众专利搜索

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发明名称
摘要
申请公布号	JPS5142991(Y1)	申请公布日期	1976.10.19
申请号	JP19690094087U	申请日期	1969.10.02
申请人		发明人
分类号	E01C23/16;E01C7/24;E01C23/18;E01C23/20;E01C23/24;E01F9/04;E01F9/047;(IPC1-7):E01F9/04	主分类号	E01C23/16
代理机构		代理人
主权项
地址

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