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发明名称
SPEAKER ESTABLISHMENT METHOD AND WATERPROOF STRUCTURE OF ROLLER ARTICLE WHEEL
摘要
申请公布号
KR100681111(B1)
申请公布日期
2007.02.08
申请号
KR20050056539
申请日期
2005.06.28
申请人
发明人
分类号
A63C17/22
主分类号
A63C17/22
代理机构
代理人
主权项
地址
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