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发明名称
MATRIX DISPLAY DEVICE
摘要
申请公布号
GB1489435(A)
申请公布日期
1977.10.19
申请号
GB19740053274
申请日期
1974.12.10
申请人
IBM CORP
发明人
分类号
G09G3/36;G02F1/133;G09G3/20;H04N3/12;(IPC1-7):G09F9/30
主分类号
G09G3/36
代理机构
代理人
主权项
地址
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