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发明名称
Improvements in or relating to electro-magnetically operated mercury switches
摘要
申请公布号
GB429758(A)
申请公布日期
1935.06.04
申请号
GB19330033981
申请日期
1933.12.04
申请人
FREDERICK MATTHEW HAMMOND
发明人
分类号
H01H29/22;H01H51/12
主分类号
H01H29/22
代理机构
代理人
主权项
地址
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