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发明名称
Coin controlled apparatus
摘要
申请公布号
US1868887(A)
申请公布日期
1932.07.26
申请号
US19310517816
申请日期
1931.02.24
申请人
DU GRENIER ARTHUR H
发明人
GRENIER ARTHUR H. DU
分类号
G07F11/58
主分类号
G07F11/58
代理机构
代理人
主权项
地址
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