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发明名称
LAUTSPRECHER
摘要
申请公布号
DE3641760(A1)
申请公布日期
1988.06.16
申请号
DE19863641760
申请日期
1986.12.06
申请人
EWD ELECTRONIC-WERKE DEUTSCHLAND GMBH;ELEKTROTECHNIK EHMANN GMBH
发明人
THIELE,KARL-HEINZ,DIPL.-PHYS.;EHMANN,JUERGEN
分类号
H04R1/22;H04R7/12;H04R7/16;H04R9/04;(IPC1-7):H04R1/20
主分类号
H04R1/22
代理机构
代理人
主权项
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