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发明名称
Electrical contact brush
摘要
申请公布号
US2640944(A)
申请公布日期
1953.06.02
申请号
US19490097315
申请日期
1949.06.04
申请人
UNION CARBIDE AND CARBON CORPORATION
发明人
RAMADANOFF DIMITER
分类号
H01R39/20
主分类号
H01R39/20
代理机构
代理人
主权项
地址
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