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经营范围
发明名称
Glass bead screen and method of manufacturing thereof
摘要
申请公布号
KR100681415(B1)
申请公布日期
2007.02.12
申请号
KR20050046605
申请日期
2005.06.01
申请人
发明人
分类号
G03B21/60;G03B21/56
主分类号
G03B21/60
代理机构
代理人
主权项
地址
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