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发明名称
Improved method of forming anodes in current-converting tubes
摘要
申请公布号
GB559515(A)
申请公布日期
1944.02.23
申请号
GB19410013228
申请日期
1941.10.14
申请人
N.V. PHILLIPS' GLOEILAMPENFABRIEKEN
发明人
分类号
H01J9/385
主分类号
H01J9/385
代理机构
代理人
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