发明名称 |
Input device |
摘要 |
An input device with a number of key sets is described. The input device has a first state when the key sets are configured in different levels, and a second state when the key sets are configured to be side-by-side.
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申请公布号 |
US2002175957(A1) |
申请公布日期 |
2002.11.28 |
申请号 |
US20020154996 |
申请日期 |
2002.05.24 |
申请人 |
HUANG MAO-SUNG;HSU CHIEN-SHIH |
发明人 |
HUANG MAO-SUNG;HSU CHIEN-SHIH |
分类号 |
G06F3/02;(IPC1-7):G09G5/00 |
主分类号 |
G06F3/02 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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