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发明名称
HEARING AIDE AND HEARING AIDE CIRCUIT
摘要
申请公布号
JPS62242500(A)
申请公布日期
1987.10.23
申请号
JP19870072959
申请日期
1987.03.25
申请人
SIEMENS AG
发明人
ANTON EMU GEBAATO;YURII GOKUHIN
分类号
H04R25/04;H03G3/32;H03G5/18;H04R25/00
主分类号
H04R25/04
代理机构
代理人
主权项
地址
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