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经营范围
发明名称
Competitive light athletic game with soft, compact, orbiting ball
摘要
申请公布号
US3218073(A)
申请公布日期
1965.11.16
申请号
US19610138319
申请日期
1961.09.15
申请人
FROST DOUGLAS V
发明人
FROST DOUGLAS V.
分类号
A63B69/00;A63B71/02
主分类号
A63B69/00
代理机构
代理人
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