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发明名称
Improvements in and relating to roller skates
摘要
申请公布号
GB871951(A)
申请公布日期
1961.07.05
申请号
GB19580040568
申请日期
1958.12.16
申请人
DAVIES STEEL SPECIALITIES LIMITED
发明人
DAVIES WILLIAM LEWIS
分类号
A63C17/02
主分类号
A63C17/02
代理机构
代理人
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地址
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