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经营范围
发明名称
Hörgerät
摘要
申请公布号
CH528198(A)
申请公布日期
1972.09.15
申请号
CH19710019184
申请日期
1971.12.30
申请人
AG FUER ELEKTROAKUSTIK
发明人
DIETHELM,BEDA
分类号
H04R25/02;(IPC1-7):H04R25/02
主分类号
H04R25/02
代理机构
代理人
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