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发明名称
Darts scoreboard
摘要
申请公布号
GB488528(A)
申请公布日期
1938.07.08
申请号
GB19370033664
申请日期
1937.12.06
申请人
NORMAN WILLIAM GOLDSMITH
发明人
分类号
F41J3/02
主分类号
F41J3/02
代理机构
代理人
主权项
地址
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