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发明名称
Direction signal for vehicles
摘要
申请公布号
US2280559(A)
申请公布日期
1942.04.21
申请号
US19410373351
申请日期
1941.01.06
申请人
WILLIAM GRIFFITH PURCELL
发明人
VAUGHN DE WILL G.
分类号
B60Q1/38
主分类号
B60Q1/38
代理机构
代理人
主权项
地址
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