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发明名称
Inserts for current collectors
摘要
申请公布号
US2607677(A)
申请公布日期
1952.08.19
申请号
US19490071045
申请日期
1949.01.14
申请人
THE OHIO BRASS COMPANY
发明人
MEAD GEORGE A.
分类号
B60L5/20
主分类号
B60L5/20
代理机构
代理人
主权项
地址
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