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经营范围
发明名称
Liquid-vending machine
摘要
申请公布号
US1748471(A)
申请公布日期
1930.02.25
申请号
US19240716108
申请日期
1924.05.27
申请人
DU PONT FRANCIS I
发明人
PONT FRANCIS I. DU
分类号
G07F13/02
主分类号
G07F13/02
代理机构
代理人
主权项
地址
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