发明名称 HEARING AID WITH A PROTRUSION AND METHOD FOR MANUFACTURING A HEARING AID
摘要 The present invention relates to a hearing aid for insertion in the auditory canal, comprising a hearing aid housing produced according to any of the preceding claims and comprising a face plate and a shell that is matched to the auditory canal of a user and has a tightening protrusion that extends along the surface of the shell and at least partly encircles the shell thereby providing a tight seal against the auditory canal wall when the shell is inserted in the auditory canal.
申请公布号 WO02078392(A2) 申请公布日期 2002.10.03
申请号 WO2002EP03307 申请日期 2002.03.21
申请人 WIDEX A/S;TOPHOLM, JAN 发明人 TOPHOLM, JAN
分类号 H04R25/02;H04R25/00 主分类号 H04R25/02
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