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发明名称
VERBESSERTES HÖRGERÄT
摘要
申请公布号
AT247369(T)
申请公布日期
2003.08.15
申请号
AT19920903788T
申请日期
1992.01.16
申请人
ADELMAN, ROGER A.
发明人
ADELMAN, ROGER A.
分类号
H04R19/01;H04R25/00;H04R25/02;(IPC1-7):H04R25/00
主分类号
H04R19/01
代理机构
代理人
主权项
地址
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