发明名称 ELECTRONIC WATCH
摘要 PURPOSE:To operate a liquid display device over a long lifetime and a wide temperature range by providing a thermo-sensitive device to part of a circuit which drives the liquid crystal display device and changing the waveform of applied voltage according to temperature change.
申请公布号 JPS53121666(A) 申请公布日期 1978.10.24
申请号 JP19780041441 申请日期 1978.04.08
申请人 CITIZEN WATCH CO LTD 发明人 MOROKAWA SHIGERU;NISHIMURA KATSUO;MARUKA RIYUUICHI
分类号 G04G3/02;G04G9/00;G04G99/00 主分类号 G04G3/02
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