发明名称 |
KEYBOARD FOR A MOBILE DEVICE |
摘要 |
A keyboard apparatus includes a group of keys with corresponding actuation indicia for a plurality of numerals in a telephone keypad and a plurality of letters in an overlapping text-entry keyboard. Each key in the group is configured for multi-directional movement pivotally into multiple actuated positions that comprise at least one telephone numeral position and multiple text-entry letter positions that are each different from the telephone numeral position.
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申请公布号 |
US2009128369(A1) |
申请公布日期 |
2009.05.21 |
申请号 |
US20090358074 |
申请日期 |
2009.01.22 |
申请人 |
RAK ROMAN PETER;HOLMES JOHN A;GRIFFIN JASON T |
发明人 |
RAK ROMAN PETER;HOLMES JOHN A.;GRIFFIN JASON T. |
分类号 |
H03M11/00 |
主分类号 |
H03M11/00 |
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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