G - Physics – 06 – F
Patent
G - Physics
06
F
G06F 3/023 (2006.01) B41J 5/10 (2006.01)
Patent
CA 2104587
A membrane keyboard (10, 110) producing audible (94, 187) and tactile (80, 182) responses when individual character keys are depressed. To facilitate typing efficiency, the keyboard has membrane characters keys with different transverse heights and adjustable sensory responses (84, 184).
Louis William M.
Snodgrass James M.
Louis William M.
Ridout & Maybee Llp
Snodgrass James M.
Typeright Keyboard Corp.
LandOfFree
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