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发明名称
Coin-controlled machine
摘要
申请公布号
US2312793(A)
申请公布日期
1943.03.02
申请号
US19400359755
申请日期
1940.10.04
申请人
BENJAMIN HARRY S
发明人
BENJAMIN HARRY S.
分类号
G07F5/02
主分类号
G07F5/02
代理机构
代理人
主权项
地址
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