In the early days of the typewriter, the operator of the machine was herself called a typewriter. And drama, and sometimes frustration, ensued…
From the Wilmington Morning Star (Wilmington, North Carolina), July 19, 1891 —

Oh, and, yes, both men and women were called typewriters. Perhaps you are one too!
Indexed at Women and the typewriter at Type-Writer.org.
© 2018, Mark Adams. All rights reserved.
I’m a word processor. š