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发明名称
Improvements in or relating to electrode systems having unsymmetrical conductivity
摘要
申请公布号
GB454826(A)
申请公布日期
1936.10.08
申请号
GB19360001943
申请日期
1936.01.21
申请人
N.V. PHILIPS' GLOEILAMPENFABRIEKEN
发明人
分类号
H01J9/395;H01L29/00
主分类号
H01J9/395
代理机构
代理人
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