发明名称 TELEPHONE HANDSET
摘要 Telephone handset equipped with at least one piezoelectric transducer (6, 7). This transducer is housed in a part (2) which contains means of fixing this transducer and its electrical connection means. This part is assembled with at least one other complementary part (1) in order to form the shell of the handset, which it closes locally. An adaptor sleeve optionally enables the piezoelectric transducer to be replaced with an electromagnetic transducer. <IMAGE>
申请公布号 AU5497390(A) 申请公布日期 1990.11.22
申请号 AU19900054973 申请日期 1990.05.14
申请人 ALCATEL N.V. 发明人 DENIS ABRAHAM;CHRISTIAN BOUREL;DIDIER BEAUVAL
分类号 H04M1/03;H04R17/00 主分类号 H04M1/03
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