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经营范围
发明名称
Plastic shuttlecock
摘要
申请公布号
US2556029(A)
申请公布日期
1951.06.05
申请号
US19460652617
申请日期
1946.03.07
申请人
FRANK COHAN
发明人
COHAN FRANK
分类号
A63B67/18
主分类号
A63B67/18
代理机构
代理人
主权项
地址
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