Is a
Patent attributes
Current Assignee
Patent Jurisdiction
Patent Number
Date of Patent
June 5, 2007
Patent Application Number
10266401
Date Filed
October 8, 2002
Patent Primary Examiner
Patent abstract
A keypad structure. A mobile phone has a casing and an elastic sheet. The casing includes a plurality of resilient cantilever arms and a plurality of protrusions formed on the plurality of resilient cantilever arms. The elastic sheet includes a plurality of keypad buttons to press the plurality of resilient cantilever arms.
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