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发明名称
Resilient roller skate suspension
摘要
申请公布号
US2689743(A)
申请公布日期
1954.09.21
申请号
US19490119041
申请日期
1949.10.01
申请人
CHICAGO ROLLER SKATE COMPANY
发明人
WARE WALTER
分类号
A63C17/02
主分类号
A63C17/02
代理机构
代理人
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