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Class Information
Number: 434/228
Name: Education and demonstration > Occupation > Keyboard operation (e.g., typing, key punching, etc.) > Means for selectively illuminating character on simulated keyboard
Description: Subject matter including a replica (such as a display panel) of an actual keyboard, with a light associated with each key or representation so that a character can be illuminated to indicate that it is to be typed.

Patents under this class:

Patent Number Title Of Patent Date Issued
7209730 Telephone adapted for emergency dialing by touch Apr. 24, 2007
6941125 Telephone adapted for emergency dialing by touch Sep. 6, 2005
5011412 Educational keyboard with removable keys Apr. 30, 1991
4468203 Classroom demonstration calculator Aug. 28, 1984
4378217 Terminal trainer keyboard and display apparatus for teaching keyboard operations and knowledge items Mar. 29, 1983

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