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经营范围
发明名称
Switching apparatus
摘要
申请公布号
US2406693(A)
申请公布日期
1946.08.27
申请号
US19430502481
申请日期
1943.09.15
申请人
DOMINION ELECTRICAL MANUFACTURING, INC.
发明人
JORDAN RICHARD H.
分类号
H01H13/72;H01H71/74
主分类号
H01H13/72
代理机构
代理人
主权项
地址
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