METHOD FOR POLISHING INTERIOR OF JOINT PIPE AND METAL PIPE,申请号KR1019940003054-传众专利搜索

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发明名称	METHOD FOR POLISHING INTERIOR OF JOINT PIPE AND METAL PIPE
摘要
申请公布号	KR1019960015232(B1)	申请公布日期	1996.11.04
申请号	KR1019940003054	申请日期	1994.02.21
申请人		发明人
分类号		主分类号
代理机构		代理人
主权项
地址

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