ARRANGEMENT FOR EXPANDING DIAMOND DRILL BITS,申请号SU19864069485-传众专利搜索

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发明名称	ARRANGEMENT FOR EXPANDING DIAMOND DRILL BITS
摘要
申请公布号	SU1375384(A1)	申请公布日期	1988.02.23
申请号	SU19864069485	申请日期	1986.05.19
申请人	KAZAKHSKIJ POLT I IM.V.I.LENINA	发明人	LIMANOV ESENGALI L,SU;TLEUOV MURAT G,SU;SMAGULOV BAKHYTZHAN R,SU;KARABAEV TANATAR E,SU
分类号	B21D41/02	主分类号	B21D41/02
代理机构		代理人
主权项
地址

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