发明名称 Prepayment telephone set protected against acts of vandalism.
摘要 The invention relates to a prepayment telephone set protected against acts of vandalism. The telephone set of the invention consists of a solid casing 1 of brushed steel comprising in particular a series of slots 8 and a series of perforations 7 behind which are respectively arranged a microphone and a loudspeaker, a dialling keypad 2 with flush-mounted keys, as well as a message display 3, a display 4 for the number dialled and a display 6 for the initial credit and the current credit of a payment card produced in the form of a ticket with magnetic track. The invention is applicable to the production of public telephone kiosks. <IMAGE>
申请公布号 FR2558325(A1) 申请公布日期 1985.07.19
申请号 FR19830003304 申请日期 1983.03.01
申请人 LOUIS ROBERT 发明人
分类号 G07F7/00;G07F7/02;H04M17/02;(IPC1-7):H04M17/00 主分类号 G07F7/00
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