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发明名称
Electro-optical mouse
摘要
申请公布号
GB2154734(A)
申请公布日期
1985.09.11
申请号
GB19850004663
申请日期
1985.02.22
申请人
* SUMMAGRAPHICS CORPORATION
发明人
HENRY G * MATTHEWS
分类号
G01B11/03;G06F3/03;G06F3/033;G06F3/038;G06F3/039;(IPC1-7):G01B11/03;G01B7/03
主分类号
G01B11/03
代理机构
代理人
主权项
地址
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