,申请号JP19770087400U-传众专利搜索

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发明名称
摘要
申请公布号	JPS5615212(Y2)	申请公布日期	1981.04.09
申请号	JP19770087400U	申请日期	1977.06.30
申请人		发明人
分类号	E01C23/16;E01C23/18;E01C23/20;E01C23/24;(IPC1-7):E01C23/16	主分类号	E01C23/16
代理机构		代理人
主权项
地址

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