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发明名称
EXPANDABLE AND CONTRACTIBLE KEYBOARD WITH ADJUSTABLE KEY SIZES
摘要
申请公布号
EP1259381(A1)
申请公布日期
2002.11.27
申请号
EP20010906887
申请日期
2001.02.01
申请人
R.A.S.T. ASSOCIATES
发明人
LAHR, ROY, J.
分类号
G06F1/16;G06F3/02;H01H13/04;H01H13/702;H04M1/23;(IPC1-7):B41J5/08
主分类号
G06F1/16
代理机构
代理人
主权项
地址
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