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发明名称
Improvements in or relating to electric protective and control apparatus
摘要
申请公布号
GB740411(A)
申请公布日期
1955.11.09
申请号
GB19530019072
申请日期
1953.07.09
申请人
SIEMENS-SCHUCKERTWERKE AKTIENGESELLSCHAFT
发明人
分类号
E21F17/06;H02H7/00
主分类号
E21F17/06
代理机构
代理人
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