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发明名称
Improvements in arc shields for multi-pole electric switches
摘要
申请公布号
GB856057(A)
申请公布日期
1960.12.14
申请号
GB19570029038
申请日期
1957.09.16
申请人
J. A. CRABTREE & CO. LIMITED;GORDON ALBERT JELLEY
发明人
分类号
H01H9/34;H01H9/36
主分类号
H01H9/34
代理机构
代理人
主权项
地址
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