Typewriter

There were various attemt for various kinds of machines of typewriters in the 19th century 

Historians have estimated that some form of typewriter was invented 52 times

But the first practical typewriter was completed in September 1867 and patented in 1868 by the American inventor Christopher Latham Sholes. The first commercial model was manufactured in 1873.

This machine was a blind writer and wrote in only one case, wrote only in capitals.

The first electrically operated typewriter, consisting of a printing wheel, was invented by Thomas A. Edison in 1872 and later developed into the ticker-tape printer.

The first typewriters were placed on the market in 1874 (renamed the Remington).

The first power operated machine of practical value was invented in 1914 by James Fields Smathers