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经营范围
发明名称
ULTRA-HIGH-FREQUENCY OSILLATION CIRCUITS
摘要
申请公布号
IE18703(L)
申请公布日期
1948.02.22
申请号
IE19470000527
申请日期
1947.08.22
申请人
N.V. PHILIPS' GLOEILAMPENFABRIEKEN
发明人
分类号
H03B5/10;H03F1/10;(IPC1-7):H03F1/10
主分类号
H03B5/10
代理机构
代理人
主权项
地址
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