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发明名称
Electric parking meter
摘要
申请公布号
US2269327(A)
申请公布日期
1942.01.06
申请号
US19400369223
申请日期
1940.12.09
申请人
WHITTAKER NORMAN A
发明人
WHITTAKER NORMAN A.
分类号
G07F17/24
主分类号
G07F17/24
代理机构
代理人
主权项
地址
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