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发明名称
SPINNERET FOR THE PRODUCTION OF FIBER HAVING MODIFIED CROSS SECTION
摘要
申请公布号
KR1019840002344(B1)
申请公布日期
1984.12.20
申请号
KR1019820004522
申请日期
1982.10.07
申请人
发明人
分类号
主分类号
代理机构
代理人
主权项
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