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经营范围
发明名称
Safety locking device for manually operated circuit breakers
摘要
申请公布号
US2663768(A)
申请公布日期
1953.12.22
申请号
US19520265647
申请日期
1952.01.09
申请人
SORENSEN CARL P
发明人
SORENSEN CARL P.
分类号
H01H9/28
主分类号
H01H9/28
代理机构
代理人
主权项
地址
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