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经营范围
发明名称
Motor commutator cleaner
摘要
申请公布号
US1962412(A)
申请公布日期
1934.06.12
申请号
US19330691844
申请日期
1933.10.02
申请人
SANDERS FRANK G
发明人
SANDERS FRANK G.
分类号
H01R43/14
主分类号
H01R43/14
代理机构
代理人
主权项
地址
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