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发明名称
Verfahren und Vorrichtung zum Kopieren eines magnetischen Signals
摘要
申请公布号
CH439973(A)
申请公布日期
1967.07.15
申请号
CH19660006091
申请日期
1966.04.27
申请人
E.I. DU PONT DE NEMOURS & COMPANY
发明人
BEARDSLEY DALY,NELSON;WILSON GILBERT,WALTER;RAYMOND NACCI,GEORGE
分类号
G03G5/16;G03G19/00;(IPC1-7):G03G3/00
主分类号
G03G5/16
代理机构
代理人
主权项
地址
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