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发明名称
Improvements in or relating to incandescent cathode x-ray tubes
摘要
申请公布号
GB317043(A)
申请公布日期
1930.10.06
申请号
GB19290021773
申请日期
1929.07.15
申请人
N.V. PHILIPS' GLOEILAMPENFABRIEKEN
发明人
分类号
H01J35/06
主分类号
H01J35/06
代理机构
代理人
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