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发明名称
Automobile or highway signal
摘要
申请公布号
US2134313(A)
申请公布日期
1938.10.25
申请号
US19370129421
申请日期
1937.03.06
申请人
NORDGRAN JAMES C
发明人
NORDGRAN JAMES C.
分类号
B60Q1/34
主分类号
B60Q1/34
代理机构
代理人
主权项
地址
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