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经营范围
发明名称
Switching apparatus
摘要
申请公布号
US2307535(A)
申请公布日期
1943.01.05
申请号
US19410387098
申请日期
1941.04.05
申请人
WESTINGHOUSE ELECTRIC & MANUFACTURING COMPANY
发明人
OPLINGER KIRK A.
分类号
H01H29/00
主分类号
H01H29/00
代理机构
代理人
主权项
地址
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