CROWN BIT,申请号SU19843736850-传众专利搜索

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发明名称	CROWN BIT
摘要
申请公布号	SU1216319(A1)	申请公布日期	1986.03.07
申请号	SU19843736850	申请日期	1984.05.08
申请人	KAZAKHSKIJ POLT I IM.V.I.LENINA	发明人	LATYPOV AVIS S,SU;SANDYBAEV ZHARAS M,SU;GINZBURG IOSIF A,SU
分类号	E21B10/02;(IPC1-7):E21B10/02	主分类号	E21B10/02
代理机构		代理人
主权项
地址

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