Editing Typewriter (section)

==== Later electric models ====
{{Listen
| filename = Smith-Corona Prestige Auto 12 typing.ogg
| title = Smith-Corona Prestige Auto 12 being tapped
| description = A recording of the sound of typing on a Smith-Corona electric typewriter.}}
Some of IBM's advances were later adopted in less expensive machines from competitors. For example, [[Smith Corona|Smith-Corona]] electric typewriters introduced in 1973 switched to interchangeable Coronamatic (SCM-patented) ribbon cartridges.<ref>{{Cite web |title=The History of Smith Corona &#124; Since 1877 to Present |url=http://www.smithcorona.com/history.html |url-status=live |archive-url=https://web.archive.org/web/20170322134218/http://www.smithcorona.com/history.html |archive-date=2017-03-22 |access-date=2017-03-12}}</ref>