Handheld input/output device providing enhanced user interface for a mobile telephone | Patent Publication Number 20080026794
US 20080026794 A1Patent NumberUS 07477919 B2
Application Number11849454
Filled DateSep 4, 2007
Priority DateJan 23, 2006
Publication DateJan 31, 2008
Original Assignee
Current AssigneeMr. David Warren Bartel
Inventor/ApplicantsPeter Warren
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