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发明名称
Backrest
摘要
申请公布号
USD539578(S1)
申请公布日期
2007.04.03
申请号
US20050233308F
申请日期
2005.07.01
申请人
CHEN HSIN-CHIEH
发明人
CHEN HSIN-CHIEH
分类号
主分类号
代理机构
代理人
主权项
地址
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