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经营范围
发明名称
Trolley ear
摘要
申请公布号
US1856738(A)
申请公布日期
1932.05.03
申请号
US19300424607
申请日期
1930.01.30
申请人
THE MILWAUKEE ELECTRIC RAILWAY & LIGHT COMPANY
发明人
ZASS MICHAEL
分类号
B60M1/24
主分类号
B60M1/24
代理机构
代理人
主权项
地址
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