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经营范围
发明名称
Improvements in or relating to holders for the carbon brushes of rotary electrical machines
摘要
申请公布号
GB616493(A)
申请公布日期
1949.01.21
申请号
GB19460026876
申请日期
1946.09.06
申请人
JOHANNES ANDRIES CHRISTIAAN MALCHUS
发明人
分类号
H01R39/41
主分类号
H01R39/41
代理机构
代理人
主权项
地址
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