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发明名称
Coin controlled attachment
摘要
申请公布号
US2285748(A)
申请公布日期
1942.06.09
申请号
US19370164661
申请日期
1937.09.20
申请人
SRODULSKI JOSEPH W
发明人
SRODULSKI JOSEPH W.
分类号
G07F5/02;G07F9/04
主分类号
G07F5/02
代理机构
代理人
主权项
地址
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