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发明名称
Electric switching device
摘要
申请公布号
US2804515(A)
申请公布日期
1957.08.27
申请号
US19550534104
申请日期
1955.09.13
申请人
OLA HEGGEN
发明人
HEGGEN OLA
分类号
D07B7/08;F16P7/02;H01H7/02;H01H19/62;H01H35/10;H01H35/14;H01H36/00
主分类号
D07B7/08
代理机构
代理人
主权项
地址
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