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发明名称
Magnetic field structure for transducers and method of constructing same
摘要
申请公布号
US3079472(A)
申请公布日期
1963.02.26
申请号
US19600061020
申请日期
1960.10.06
申请人
RADIO CORPORATION OF AMERICA
发明人
SARITI ANTHONY A.
分类号
H04R9/02
主分类号
H04R9/02
代理机构
代理人
主权项
地址
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