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发明名称
Brush gear for dynamo-electric machines
摘要
申请公布号
US1839890(A)
申请公布日期
1932.01.05
申请号
US19290348157
申请日期
1929.03.19
申请人
PARSONS;KATHARINE PARSONS;VINCENT THOMPSON;FREDERICK GORDON HAY BEDFORD;LEGAL REPRESENTATIVES
发明人
ROSEN JESSEL
分类号
H01R39/38
主分类号
H01R39/38
代理机构
代理人
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地址
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