DEVICE FOR TRANSFER OF PIPES BETWEEN STORAGE AREA AND DERRICK,申请号SU19894646011-传众专利搜索

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发明名称	DEVICE FOR TRANSFER OF PIPES BETWEEN STORAGE AREA AND DERRICK
摘要
申请公布号	SU1698416(A1)	申请公布日期	1991.12.15
申请号	SU19894646011	申请日期	1989.02.06
申请人	SHLYAKHOV NIKOLAJ N,SU;POTAPOV VITALIJ V,SU	发明人	SHLYAKHOV NIKOLAJ N,SU;POTAPOV VITALIJ V,SU
分类号	E21B19/14	主分类号	E21B19/14
代理机构		代理人
主权项
地址

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