发明名称 Screening devices.
摘要 A hand held hearing screening device (10) includes a housing (12) with a spacing element (56a, 56b) extending therefrom. Word generating circuitry (14) is carried within the housing interior (52). A control switch (40) on the housing (12) cycles the generating circuitry (14) to produce one or more output word or phrase sequences. <IMAGE>
申请公布号 EP0670142(A1) 申请公布日期 1995.09.06
申请号 EP19950300683 申请日期 1995.02.03
申请人 BELTONE ELECTRONICS CORPORATION 发明人 POSEN, LAWRENCE M.;POSEN, MILES P.;LINDBERG, ERIK A.
分类号 A61B5/12;H04R25/00 主分类号 A61B5/12
代理机构 代理人
主权项
地址