CORE LIFTER,申请号SU19671167590-传众专利搜索

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发明名称	CORE LIFTER
摘要
申请公布号	SU926232(A1)	申请公布日期	1982.05.07
申请号	SU19671167590	申请日期	1967.06.27
申请人	SHUBNYJ ALEKSANDR,SU	发明人	SHUBNYJ ALEKSANDR I,SU
分类号	E21B25/00;(IPC1-7):E21B25/00	主分类号	E21B25/00
代理机构		代理人
主权项
地址

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