SELF-SHARPENING CUTTING BIT,申请号SU19853860826-传众专利搜索

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发明名称	SELF-SHARPENING CUTTING BIT
摘要
申请公布号	SU1257205(A1)	申请公布日期	1986.09.15
申请号	SU19853860826	申请日期	1985.03.01
申请人	VNI PI TUGOPLAVKIKH METALL	发明人	GRISHIN GENNADIJ P,SU;LINDO GENNADIJ V,SU;SUSLOV EVGENIJ I,SU;PESKOV BORIS A,SU;VOLKOV BORIS N,SU;POZIN EVGENIJ Z,SU;ROMASHKIN ALEKSEJ S,SU
分类号	E21C35/18;E21C35/183	主分类号	E21C35/18
代理机构		代理人
主权项
地址

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