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发明名称
Vehicle signal
摘要
申请公布号
US1814233(A)
申请公布日期
1931.07.14
申请号
US19300496517
申请日期
1930.11.18
申请人
THOMAS ERNEST B
发明人
THOMAS ERNEST B.
分类号
B60Q1/44
主分类号
B60Q1/44
代理机构
代理人
主权项
地址
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