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经营范围
发明名称
Coin controlled pump
摘要
申请公布号
US2297360(A)
申请公布日期
1942.09.29
申请号
US19410406887
申请日期
1941.08.14
申请人
MCKAY ALBERT R
发明人
MCKAY ALBERT R.
分类号
G07F13/02
主分类号
G07F13/02
代理机构
代理人
主权项
地址
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