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发明名称
Lautsprecher-Magnet und Verfahren zu seiner Magnetisierung
摘要
申请公布号
DE1272374(B)
申请公布日期
1968.07.11
申请号
DE19661272374
申请日期
1966.11.16
申请人
GENERAL ELECTRIC COMPANY
发明人
PARKER ROLLIN JAMES
分类号
H01F7/02;H01F13/00;H04R9/02;(IPC1-7):H04R9/02
主分类号
H01F7/02
代理机构
代理人
主权项
地址
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