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经营范围
发明名称
Improvements in or relating to puzzles
摘要
申请公布号
GB626098(A)
申请公布日期
1949.07.08
申请号
GB19470007404
申请日期
1947.03.18
申请人
BERNARD JOHN WILSON
发明人
分类号
A63F9/12
主分类号
A63F9/12
代理机构
代理人
主权项
地址
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