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发明名称
Game or chaince device
摘要
申请公布号
US2206458(A)
申请公布日期
1940.07.02
申请号
US19380218413
申请日期
1938.07.09
申请人
GIBSON GEORGE D
发明人
GIBSON GEORGE D.
分类号
A63F5/04
主分类号
A63F5/04
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代理人
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