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发明名称
Keyboards with both individual and combination key output
摘要
申请公布号
EP1577917(A1)
申请公布日期
2005.09.21
申请号
EP20050012152
申请日期
2000.01.24
申请人
LEVY, DAVID H.
发明人
LEVY, DAVID H.
分类号
G06F3/023;H01H13/70;H01H13/702;H01H13/785;H03M11/08;(IPC1-7):H01H13/70
主分类号
G06F3/023
代理机构
代理人
主权项
地址
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