METHOD OF PRODUCING DRAINAGE SYSTEM,申请号SU19853930193-传众专利搜索

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发明名称	METHOD OF PRODUCING DRAINAGE SYSTEM
摘要
申请公布号	SU1289962(A1)	申请公布日期	1987.02.15
申请号	SU19853930193	申请日期	1985.04.08
申请人	NOVOSIBIRSK VNII TRANSP	发明人	EFIMOV YURIJ G,SU
分类号	E02D19/10	主分类号	E02D19/10
代理机构		代理人
主权项
地址

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