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经营范围
发明名称
Coin-freed amusement or vending machine
摘要
申请公布号
US2302821(A)
申请公布日期
1942.11.24
申请号
US19400338923
申请日期
1940.06.05
申请人
LEONARD WALTON ALFRED
发明人
WALTON ALFRED LEONARD
分类号
G07F11/00;G07F17/32;G07F17/38
主分类号
G07F11/00
代理机构
代理人
主权项
地址
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