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发明名称
Electric switch
摘要
申请公布号
US2318768(A)
申请公布日期
1943.05.11
申请号
US19400362954
申请日期
1940.10.26
申请人
H. A. DOUGLAS MFG. CO.
发明人
FOSTER WILLIAM M.;DRURY THOMAS W.
分类号
H01C10/32;H01C10/36
主分类号
H01C10/32
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