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发明名称
Improvements in, or relating to, metal boxes such as used for containing switches, fuses, or other electrical appliances
摘要
申请公布号
GB333945(A)
申请公布日期
1930.08.25
申请号
GB19290016134
申请日期
1929.05.25
申请人
JOHN ASHWORTH CRABTREE
发明人
分类号
H01H9/02
主分类号
H01H9/02
代理机构
代理人
主权项
地址
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