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发明名称
MARBLE GAME DEVICE WITH TROUGHS
摘要
申请公布号
US3460833(A)
申请公布日期
1969.08.12
申请号
USD3460833
申请日期
1966.09.26
申请人
RICHARD J. KILLOREN
发明人
RICHARD J. KILLOREN
分类号
A63D13/00;A63F7/00;(IPC1-7):A63D3/02;A63B37/00;A63F7/10
主分类号
A63D13/00
代理机构
代理人
主权项
地址
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