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经营范围
发明名称
Rotary electric switch
摘要
申请公布号
US2489626(A)
申请公布日期
1949.11.29
申请号
US19470725331
申请日期
1947.01.30
申请人
THE DAVEN COMPANY
发明人
DOUCETTE EDMUND J.
分类号
H01H19/11
主分类号
H01H19/11
代理机构
代理人
主权项
地址
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