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发明名称
Improvements in coin freed amusement apparatus
摘要
申请公布号
GB325353(A)
申请公布日期
1930.02.20
申请号
GB19290001249
申请日期
1929.01.14
申请人
GRANVILLE BRADSHAW
发明人
分类号
G07F17/38
主分类号
G07F17/38
代理机构
代理人
主权项
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