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Mobile computing
Telxon PTC-710 is a 16-bit mobile computer PTC-710 with MP 830-42 microprinter 42-column version. It was manufactured by the Telxon corporation since early 1990s. This one was used as a portable ticket machine by Czech Railways (České dráhy) in the 1990s. Mobile computing is a form of human–computer interaction by which a computer is expected [...]
