IBM PC keyboard
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The keyboard for IBM Personal Computer, and compatible computers, is standardized. However, during the more than 30 years of PC architecture being frequently updated, many keyboard layout variations h
Brazilian 104 key ABNT2 keyboard
Compaq Enhanced III
Unicomp keyboard
Brazilian 107 key ABNT2 Windows keyboard
Keyboard layout
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A keyboard layout is any specific physical, visual, or functional arrangement of key switches, legends, or key mapping of a keyboard. Layouts are used on computer keyboards, for virtual keyboards, or
IBM PC keyboard
…Personal Computer, and compatible computers, is standardized. However, during the more than 30 years of PC architecture being frequently updated, many keyboard layout variations have been developed. A well-known class of IBM PC keyboards is the Model M. Introduced in 1984 and manufactured by IBM, Lexmark, Maxi Switch…
MIT "space-cadet" keyboard, a pre-ISO/IEC 9995 keyboard with a large number of modifier keys. It was equipped with four keys for bucky bits (Control, Meta, Hyper, and Super); and three shift keys, called "shift", "top", and "front".
4800-52 mainframe / dumb terminal keyboard, c. mid-1980s. There is an obscure configuration of modifier and arrow keys, line feed key, break key, blank keys, and repeat key.
Keyboard of a Letter-Printing Telegraph Set built by Siemens and Halske in Russia c. 1900
A visual layout consisting of both factory-printed symbols and customized stickers