PORTABLE DEVICE FOR PIPE TREATMENT,申请号SU19894720945-传众专利搜索

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发明名称	PORTABLE DEVICE FOR PIPE TREATMENT
摘要
申请公布号	RU1631837(C)	申请公布日期	1993.03.23
申请号	SU19894720945	申请日期	1989.07.19
申请人	VINOGRADOV A.V.,SU	发明人	VINOGRADOV A.V.,SU
分类号	B23B5/16	主分类号	B23B5/16
代理机构		代理人
主权项
地址

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