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发明名称
Improvements in or relating to switching means for three-phase relays or switch gear
摘要
申请公布号
GB752084(A)
申请公布日期
1956.07.04
申请号
GB19530024820
申请日期
1953.09.08
申请人
SIEMENS-SCHUCKERTWERKE AKTIENGESELLSCHAFT
发明人
分类号
H01H9/56
主分类号
H01H9/56
代理机构
代理人
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