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经营范围
发明名称
Improvements in electrolytic apparatus
摘要
申请公布号
GB407700(A)
申请公布日期
1934.03.21
申请号
GB19320026249
申请日期
1932.09.21
申请人
DAVID JOHNSON EVANS
发明人
分类号
A61L2/02
主分类号
A61L2/02
代理机构
代理人
主权项
地址
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