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发明名称
HOEREAPPARAT, NAVNLIG TIL ANBRINGELSE I OERET
摘要
申请公布号
DK147988(A)
申请公布日期
1989.09.19
申请号
DK19880001479
申请日期
1988.03.18
申请人
OTICON A/S
发明人
WEINRICH, SOEREN
分类号
H04R25/00;H04R25/02;(IPC1-7):H04R25/02
主分类号
H04R25/00
代理机构
代理人
主权项
地址
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