发明授权
- 专利标题： Attachable mobile phone keypad device
- 专利标题（中）： 可附装手机键盘装置
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申请号： US14185577申请日： 2014-02-20
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公开(公告)号： US09232033B2公开(公告)日： 2016-01-05
- 发明人: Anders Edvard Trell
- 申请人： Anders Edvard Trell
- 代理机构： Jacobson Holman, PLLC.
- 主分类号： H04M1/02
- IPC分类号： H04M1/02 ; H04M1/725 ; H04M1/23
摘要：
The present invention includes a telephone keypad adapted to be mounted to a back surface of a mobile telephone, a mobile telephone including such keypad. The keypad includes a plurality of alphanumerical keys adapted for allowing text entry into the mobile telephone; and an attachment part for mounting the keypad to the mobile telephone.
公开/授权文献
- US20140235302A1 ATTACHABLE MOBILE PHONE KEYPAD DEVICE 公开/授权日：2014-08-21
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