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发明名称
PREPARING PROCESS FOR LOW-POLLUTIVE POLYETHYLENE FILM
摘要
申请公布号
KR1019950011899(B1)
申请公布日期
1995.10.12
申请号
KR1019910022638
申请日期
1991.12.11
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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