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发明名称
Curb signal
摘要
申请公布号
US2642830(A)
申请公布日期
1953.06.23
申请号
US19500186612
申请日期
1950.09.25
申请人
AVES FRED J
发明人
AVES FRED J.
分类号
B60Q1/48
主分类号
B60Q1/48
代理机构
代理人
主权项
地址
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