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发明名称
License plate apparatus
摘要
申请公布号
US2508671(A)
申请公布日期
1950.05.23
申请号
US19470729448
申请日期
1947.02.19
申请人
GROPPER OTTO S
发明人
GROPPER OTTO S.
分类号
B60Q1/56
主分类号
B60Q1/56
代理机构
代理人
主权项
地址
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