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The Sholes & Glidden typewriter has a QWERTY keyboard.The QWERTY keyboard helps reduce the number of hammer crashes when they keys are struck. This helps separate common combinations such as "th" and "qu".
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The Teletype Corporation shipped the Model 33 keyboard which became the input mechanism on earlymicrocomputers. Computer users communicated with the computer with punched cards previously
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3720 display terminal has the first widely used screen-oriented mainframe keyboard, and also introduced keys like Enter, Ins, Del, Home, Page Up, End and the arrow keys
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The natural keyboard was introduced by Microsoft; it has three extra keys that enable the use of the operating system without a mouse
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A foldable keyboard was made which the keyboard can be packed together for laptops, travelling, etc. Most keyboards are rigid, but the foldable keyboard can demonstrate one of many variations from the usual keyboards.
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The illuminated keyboard is introduced. It has keys that are half transparent or transparent which when the keyboard combines together, the keys will light up in the dark so you can see them.
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The laser virtual keyboard is a tiny device that projects a laser on a surface such as a table. It used 63 keys with the QWERTY keys as well.
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Clean keys is a company that designed this touch-sensitive ergonomic keyboard, which making your work on the computer more efficient, plays a role in making your work healthier.