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经营范围
发明名称
Direction indicator signal
摘要
申请公布号
US2239544(A)
申请公布日期
1941.04.22
申请号
US19390305232
申请日期
1939.11.20
申请人
ANTONOPULOS CHRIST K
发明人
ANTONOPULOS CHRIST K.
分类号
B60Q1/42
主分类号
B60Q1/42
代理机构
代理人
主权项
地址
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