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发明名称
Cam
摘要
申请公布号
US2382849(A)
申请公布日期
1945.08.14
申请号
US19420437538
申请日期
1942.04.03
申请人
GENERAL ELECTRIC COMPANY
发明人
BENNETT GARDELL L.;DYER FREDERICK
分类号
H01H19/62
主分类号
H01H19/62
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代理人
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