发明名称 Noise reduction circuit for multiple gap magnetic head for automatic typewriter
摘要 A noise reductive circuit for use with an automatic typewriter of the type that uses a multiple inductance, multiple magnetic gap head for translating information to and from a magnetic recording media is disclosed which includes an electric circuit between one of the inductances to the signal handling channel of the other of the inductances so as to couple to it a noise reducing signal.
申请公布号 US4157574(A) 申请公布日期 1979.06.05
申请号 US19770797014 申请日期 1977.05.16
申请人 DICK, A B 发明人 STAMER, MICHAEL
分类号 B41J3/50;G11B20/24;(IPC1-7):G11B5/47;G11B5/20 主分类号 B41J3/50
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