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发明名称
Dispensing device
摘要
申请公布号
US1752885(A)
申请公布日期
1930.04.01
申请号
US19280288272
申请日期
1928.06.25
申请人
FRANK CARROLL
发明人
CARROLL FRANK
分类号
G07F11/38
主分类号
G07F11/38
代理机构
代理人
主权项
地址
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