,申请号JP19740068565-传众专利搜索

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发明名称
摘要
申请公布号	JPS50158005(A)	申请公布日期	1975.12.20
申请号	JP19740068565	申请日期	1974.06.12
申请人		发明人
分类号	E01B25/28	主分类号	E01B25/28
代理机构		代理人
主权项
地址

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