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发明名称
Parking meter attachment
摘要
申请公布号
US2798325(A)
申请公布日期
1957.07.09
申请号
US19550509779
申请日期
1955.05.20
申请人
METER ADVERTISING COMPANY
发明人
WILSON WILLIAM L.
分类号
G07F17/24;G09F23/00
主分类号
G07F17/24
代理机构
代理人
主权项
地址
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