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发明名称
4 FLUOR-ETHYLENE RESIN LINING METHOD TO PIPE AND PIPE FITTING
摘要
申请公布号
KR1019870000759(B1)
申请公布日期
1987.04.15
申请号
KR1019850001375
申请日期
1985.03.05
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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