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发明名称
Convertible skate
摘要
申请公布号
US3367669(A)
申请公布日期
1968.02.06
申请号
US19650496751
申请日期
1965.10.18
申请人
EXEMPLARY ENTERPRISES LTD.
发明人
COLLINS JAMES P.
分类号
A63C1/12;A63C1/30
主分类号
A63C1/12
代理机构
代理人
主权项
地址
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