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发明名称
Magnetic recording and reproducing means
摘要
申请公布号
US3072751(A)
申请公布日期
1963.01.08
申请号
US19540433629
申请日期
1954.06.01
申请人
RADIO CORPORATION OF AMERICA
发明人
ZWORYKIN VLADIMIR K.;WEIMER PAUL K.
分类号
G11B11/03;G11B11/10
主分类号
G11B11/03
代理机构
代理人
主权项
地址
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