发明名称 Telephone device
摘要 A liquid-crystal display is used in a telephone device with an operating handset and a support for the operating handset. The rear side of the liquid-crystal display is provided with a fluorescent layer and the support for the operating handset has an illumination device. In a particular design, the light in the operating handset is fed from the light-receiving point to the fluorescent layer using an optical waveguide.
申请公布号 DE3513153(A1) 申请公布日期 1986.10.16
申请号 DE19853513153 申请日期 1985.04.12
申请人 PHILIPS PATENTVERWALTUNG GMBH 发明人 BEGEHR,DIETER
分类号 H04M1/02;H04M1/22;(IPC1-7):H04M1/22 主分类号 H04M1/02
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