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发明名称
Convertible game board
摘要
申请公布号
US1980105(A)
申请公布日期
1934.11.06
申请号
US19330667268
申请日期
1933.04.21
申请人
STAFF WILLIAM E
发明人
STAFF WILLIAM E.
分类号
A63F3/02;A63F7/00;A63F9/02
主分类号
A63F3/02
代理机构
代理人
主权项
地址
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