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发明名称
DEVICE COMPRISING SEMI-CONDUCTORS
摘要
申请公布号
CA640182(A)
申请公布日期
1962.04.24
申请号
CAD640182
申请日期
申请人
N.V. PHILIPS GLOEILAMPENFABRIEKEN
发明人
JULIAN R. A. BEALE
分类号
主分类号
代理机构
代理人
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