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经营范围
发明名称
Improvements in electric switches
摘要
申请公布号
GB501823(A)
申请公布日期
1939.03.02
申请号
GB19370014487
申请日期
1937.05.25
申请人
MALLORY PATENTS HOLDING COMPANY LIMITED
发明人
分类号
H01H19/58
主分类号
H01H19/58
代理机构
代理人
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