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发明名称
Vending machine
摘要
申请公布号
US1923478(A)
申请公布日期
1933.08.22
申请号
US19300483694
申请日期
1930.09.22
申请人
DRUMMOND JOSEPH F
发明人
DRUMMOND JOSEPH F.
分类号
G07F17/40
主分类号
G07F17/40
代理机构
代理人
主权项
地址
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