METHOD OF LAYING PIPE LINE,申请号SU19894775087-传众专利搜索

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发明名称	METHOD OF LAYING PIPE LINE
摘要
申请公布号	RU1778425(C)	申请公布日期	1992.11.30
申请号	SU19894775087	申请日期	1989.12.29
申请人	PISAREVSKIJ ALEKSANDR,SU	发明人	PISAREVSKIJ ALEKSANDR I,SU
分类号	F16L1/028	主分类号	F16L1/028
代理机构		代理人
主权项
地址

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