DEVICE FOR CLOSING OFF A STOWING PIPELINE,申请号SU19884639113-传众专利搜索

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发明名称	DEVICE FOR CLOSING OFF A STOWING PIPELINE
摘要
申请公布号	SU1647159(A1)	申请公布日期	1991.05.07
申请号	SU19884639113	申请日期	1988.11.15
申请人	IVANOV VALERIJ M,SU;EFITOROV VALERIJ P,SU	发明人	IVANOV VALERIJ M,SU;EFITOROV VALERIJ P,SU
分类号	E21F15/08	主分类号	E21F15/08
代理机构		代理人
主权项
地址

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