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经营范围
发明名称
Apparatus for signaling
摘要
申请公布号
US1905934(A)
申请公布日期
1933.04.25
申请号
US19290356216
申请日期
1929.04.18
申请人
HAEUSSLER ALFRED F W
发明人
HAEUSSLER ALFRED F. W.
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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