Who invented the first workable adding machine in the 1800s?

Answer William S. Burroughs invented the adding machine in the 1800s. He submitted an application for patent in 1885, and co-founded the American Arithmometer Company a year later. He received approval fo... Read More »

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Who invented the first workable adding machine in the 1800's?

According to the Early Office Museum, Charles Xavier Thomas de Colmar introduced the arithmometer, the first workable adding machine, in 1820 in France. The machine did not reach the United States ... Read More »

Who invented the first mechanical adding machine?

The earliest mechanical adding machine was invented by Dorr Eugene Felt in 1885, according to The Chicago man used a wooden macaroni box, staples, meat skewers, rubber bands, wire and ... Read More »

How to Teach Yourself 10 Key Adding Machine?

Using a 10-key adding machine for the first time will make you feel like you have no control of your fingers. Similar to typing, you will learn the skill through practice. People who use 10 key are... Read More »

What is the'Adding Machine'play about?

The play is comedic in nature and highly symbolized. The main character is a man named Zero. Other main characters include Mrs. Zero and friends Mr. and Mrs. One, Two, Three, Four, Five and Six.The... Read More »