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发明名称
Brush for electric motors
摘要
申请公布号
US1826478(A)
申请公布日期
1931.10.06
申请号
US19290366194
申请日期
1929.05.27
申请人
UNDERWOOD ELLIOTT FISHER COMPANY
发明人
OSWALD ALFRED E.
分类号
H01R39/26
主分类号
H01R39/26
代理机构
代理人
主权项
地址
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