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发明名称
Alternating current switching device
摘要
申请公布号
US2774931(A)
申请公布日期
1956.12.18
申请号
US19530343078
申请日期
1953.03.18
申请人
FKG FRITZ KESSELRING GERATEBAU A. G.
发明人
KESSELRING FRITZ
分类号
H01H9/56;H02M7/40
主分类号
H01H9/56
代理机构
代理人
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地址
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