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发明名称
DEVICE RESPONDING TO THE DIFFERENCE BETWEEN TWO INPUT SIGNALS
摘要
申请公布号
CA644830(A)
申请公布日期
1962.07.17
申请号
CAD644830
申请日期
申请人
N.V. PHILIPS GLOEILAMPENFABRIEKEN
发明人
PIETER J. W. JOCHEMS;HEINE A. R. DE MIRANDA
分类号
主分类号
代理机构
代理人
主权项
地址
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