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发明名称
RING TRAVELER AND METHOD FOR PRODUCING THE SAME
摘要
申请公布号
KR20020033721(A)
申请公布日期
2002.05.07
申请号
KR1020027000062
申请日期
2002.01.03
申请人
发明人
分类号
D01H7/60
主分类号
D01H7/60
代理机构
代理人
主权项
地址
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