,申请号JP19890137804U-传众专利搜索

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发明名称
摘要
申请公布号	JPH0376001(U)	申请公布日期	1991.07.30
申请号	JP19890137804U	申请日期	1989.11.28
申请人		发明人
分类号	E01B9/24;(IPC1-7):E01B9/24	主分类号	E01B9/24
代理机构		代理人
主权项
地址

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