Keyboard with reduced keying ambiguity | Patent Publication Number 20050246459

US 20050246459 A1
Patent NumberUS 07256714 B2
Application Number11160885
Filled DateJul 14, 2005
Priority DateJul 12, 2002
Publication DateNov 3, 2005
Original Assignee
Inventor/ApplicantsHarald Philipp
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