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专利名称：An arrangement in two-way telephone
communication
发明人：Mattsson, Hannu Tapani,Linnoinen, Kaarle
Juhani
申请号：EP120724.3申请日：191108公开号：EP0368291A1公开日：19900516
专利附图：
摘要：The invention relates to two-way telephone communication, especiallyautomobile telephone communication in which listening and transmission via a
microphone function continuously and simultaneously. In order to prevent the signalcirculation phenomenon, the speaker (6, 6a, 6b) for reproducing the received signal islocated in connection with the headrest (5) in the user's seat.
申请人：NOKIA MOBILE PHONES LTD.
地址：P.O. Box 86 24101 Salo FI
国籍：FI
代理机构：Fincke, Karl Theodor, Dipl.-Phys. Dr.
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