,申请号JP19810167941U-传众专利搜索

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发明名称
摘要
申请公布号	JPS644893(Y2)	申请公布日期	1989.02.08
申请号	JP19810167941U	申请日期	1981.11.10
申请人		发明人
分类号	E01D19/12;E01D1/00;E01D101/24;E01D101/26;(IPC1-7):E01D19/12;E01D7/00	主分类号	E01D19/12
代理机构		代理人
主权项
地址

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