APPARATUS FOR BLOCKING PIPELINE,申请号SU19772525021-传众专利搜索

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发明名称	APPARATUS FOR BLOCKING PIPELINE
摘要
申请公布号	SU750212(A1)	申请公布日期	1980.07.23
申请号	SU19772525021	申请日期	1977.09.22
申请人	KORMAZOV ALEKSANDR ,SU;EFREMKIN ALEKSANDR D,SU;SHESTOPALOV PETR M,SU	发明人	KORMAZOV ALEKSANDR ,SU;EFREMKIN ALEKSANDR D,SU;SHESTOPALOV PETR M,SU
分类号	F16L55/124;F16L55/16;(IPC1-7):F16L55/16	主分类号	F16L55/124
代理机构		代理人
主权项
地址

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