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发明名称
ELECTRONIC WATCH
摘要
PURPOSE:To perform simultaneous displaying of time and calendar without changing over time and calendar by controlling electrochromic with the read value of a nonvolatile memory corresponding to the counting value of a counter.
申请公布号
JPS5390970(A)
申请公布日期
1978.08.10
申请号
JP19770006676
申请日期
1977.01.20
申请人
SANYO ELECTRIC CO
发明人
NOMURA KEIJI
分类号
G04G9/00;G02F1/15;G02F1/17;G04G9/12;G04G17/02;G09D3/12;G09F9/30
主分类号
G04G9/00
代理机构
代理人
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地址
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