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发明名称
Safety helmet
摘要
申请公布号
USD452940(S1)
申请公布日期
2002.01.08
申请号
US20000134575F
申请日期
2000.12.27
申请人
HO CHANG-HSIEN
发明人
HO CHANG-HSIEN
分类号
主分类号
代理机构
代理人
主权项
地址
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