(1) The invention of the teletypewriter and its development of the teleprinter, linked to the telegraph system, added a further dimension to communications.(2) Matt loved the potable teletypewriter he'd found online.(3) Many of those machines had only a few kilobytes of memory; disk storage was equally scant; the standard means of communicating with the computer was a hard-copy teletypewriter or a text-only video terminal.(4) Known as teletypewriter , or telecommunications device for the Deaf in the US, this technology allowed Deaf people to communicate with each other by connecting such devices to the phone network.(5) Field telephones and teleprinters ( teletypewriters ), using land lines or temporary wire, were also used extensively, especially in the rear areas.