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发明名称
Safety and locking device for a disconnecting switch
摘要
申请公布号
US2427134(A)
申请公布日期
1947.09.09
申请号
US19460652255
申请日期
1946.03.06
申请人
GRONBECK JOHN W
发明人
GRONBECK JOHN W.
分类号
H01H1/52
主分类号
H01H1/52
代理机构
代理人
主权项
地址
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