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发明名称
Vending machine
摘要
申请公布号
US1879047(A)
申请公布日期
1932.09.27
申请号
US19310535767
申请日期
1931.05.07
申请人
BETTS WILLIAM B
发明人
BETTS WILLIAM B.
分类号
G07F11/44
主分类号
G07F11/44
代理机构
代理人
主权项
地址
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