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经营范围
发明名称
TIME MEMORY CIRCUIT
摘要
PURPOSE:To surely perform alarm display with simple circuits by comparing the outputs of counter circuits with the outputs of set-time memory circuits thereby controlling a display device.
申请公布号
JPS5285850(A)
申请公布日期
1977.07.16
申请号
JP19760001576
申请日期
1976.01.09
申请人
HITACHI LTD
发明人
ABE MASAYOSHI
分类号
G04G15/00;G04G13/02;H03K17/28
主分类号
G04G15/00
代理机构
代理人
主权项
地址
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