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发明名称
Improvements in manually-operated contract bridge scorers
摘要
申请公布号
GB439419(A)
申请公布日期
1935.12.05
申请号
GB19340013652
申请日期
1934.05.05
申请人
JACQUES RUDD
发明人
分类号
A63F1/18
主分类号
A63F1/18
代理机构
代理人
主权项
地址
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