Computing devices from the beginning of the 20th century

U.S. Patent drawings highlight ingenious computing devices and calculating machines from the late 1800s and early 1900s.

Computers are embedded into just about everything these days--cars, TVs, even people. But even 100 years ago, inventors were building unique calculating machines and adapting computing devices for use with everyday machines. This gallery of U.S. Patent drawings showcase some of the ingenious combinations from the late 1800s and early 1900s.

Image taken from U.S. Patent 1,008,763 - Digitized by Google

By Bill Detwiler

Bill Detwiler is Editor in Chief of TechRepublic and the host of Cracking Open, CNET and TechRepublic's popular online show. Prior to joining TechRepublic in 2000, Bill was an IT manager, database administrator, and desktop support specialist in the ...