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发明名称
Adjustable target ring
摘要
A companion toy device for flying objects, and more specifically, an adjustable target ring through which objects such as flying discs may be thrown.
申请公布号
US2007052178(A1)
申请公布日期
2007.03.08
申请号
US20050223163
申请日期
2005.09.08
申请人
COTTRELL RANDALL F
发明人
COTTRELL RANDALL F.
分类号
A63B63/00
主分类号
A63B63/00
代理机构
代理人
主权项
地址
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