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发明名称
Computer keyboard
摘要
A computer keyboard comprises a typewriter section containing lettered keys corresponding to letters of an alphabet. The lettered keys are positioned in a standard order, but are of non-uniform size with respect to one another.
申请公布号
US2005207817(A1)
申请公布日期
2005.09.22
申请号
US20040801581
申请日期
2004.03.17
申请人
JENKINS KARLA R
发明人
JENKINS KARLA R.
分类号
B41J5/10;(IPC1-7):B41J5/10
主分类号
B41J5/10
代理机构
代理人
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地址
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