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发明名称
Roller skate
摘要
申请公布号
US2060578(A)
申请公布日期
1936.11.10
申请号
US19330652465
申请日期
1933.01.19
申请人
F.D. KEES MANUFACTURING COMPANY
发明人
KEES DANIEL
分类号
A63C17/02
主分类号
A63C17/02
代理机构
代理人
主权项
地址
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