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发明名称
Multiple vending machine
摘要
申请公布号
US1895953(A)
申请公布日期
1933.01.31
申请号
US19300485168
申请日期
1930.09.29
申请人
CHARLES WALKER
发明人
WALKER CHARLES
分类号
G07F5/06
主分类号
G07F5/06
代理机构
代理人
主权项
地址
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