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发明名称
Vending machine
摘要
申请公布号
US1778833(A)
申请公布日期
1930.10.21
申请号
US19280261202
申请日期
1928.03.13
申请人
NORRIS GEORGE E
发明人
NORRIS GEORGE E.
分类号
G07F11/24
主分类号
G07F11/24
代理机构
代理人
主权项
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