DRILL BIT AND CUTTER ELEMENT THEREOF,申请号JP19840027364-传众专利搜索

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发明名称	DRILL BIT AND CUTTER ELEMENT THEREOF
摘要
申请公布号	JPS59161587(A)	申请公布日期	1984.09.12
申请号	JP19840027364	申请日期	1984.02.17
申请人	SUTORATA BITSUTO CORP	发明人	UIRUFUOODO BIKUTAA MORISU
分类号	E21B10/56;E21B10/567	主分类号	E21B10/56
代理机构		代理人
主权项
地址

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