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发明名称
MATRIX DRIVING SYSTEM
摘要
PURPOSE:To make the unit economical by reducing the number of driving circuits with the provision of the verification circuit.
申请公布号
JPS5274205(A)
申请公布日期
1977.06.22
申请号
JP19750150173
申请日期
1975.12.18
申请人
HITACHI LTD
发明人
YOSHIDA HIRONOBU
分类号
H04Q3/64;H01H47/00;H04Q3/00
主分类号
H04Q3/64
代理机构
代理人
主权项
地址
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