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发明名称
Roller skates with dual functions
摘要
申请公布号
EP1088571(B1)
申请公布日期
2001.11.28
申请号
EP19990650084
申请日期
1999.09.21
申请人
HU, YA-JEN
发明人
CHEN, TSYH-NAN
分类号
A63C17/20;(IPC1-7):A63C17/20
主分类号
A63C17/20
代理机构
代理人
主权项
地址
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