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经营范围
发明名称
Data handling apparatus and method
摘要
申请公布号
GB2239765(A)
申请公布日期
1991.07.10
申请号
GB19890028441
申请日期
1989.12.16
申请人
* KEYBOARD PRODUCTS LIMITED
发明人
JOHN MICHAEL * LOWE
分类号
H04M11/06
主分类号
H04M11/06
代理机构
代理人
主权项
地址
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