Method for reading typing and spacing errors
Method for teaching keyboarding
Method of self-expression to learn keyboarding
Opaque, one-size-fits-all computer keyboard cover which covers o
Replaceable faceplates for peripheral devices
Simulated keyboard system
Teaching apparatus and method of enabling use of keyboard by...
Teaching machine apparatus
Terminal trainer keyboard and display apparatus for teaching key
Training aid
Typewriter instruction device
Typing & mouse manipulation technique and instruction method