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经营范围
发明名称
Control apparatus
摘要
申请公布号
US1764420(A)
申请公布日期
1930.06.17
申请号
US19260140534
申请日期
1926.10.09
申请人
WESTINGHOUSE ELECTRIC & MANUFACTURING COMPANY
发明人
SMITH WALTER H.
分类号
B60L15/20
主分类号
B60L15/20
代理机构
代理人
主权项
地址
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