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In 1909, Burroughs acquired the Pike Adding Machine Co. and in the same year began to sell Burroughs Pike visible adding machines. During the first decade of the 20th century, Burroughs faced competition from both key-driven calculators and a number of rival adding-listing machines, including Dalton, Pike, Standard, Universal, and Wales.
It wasn't until 1902 that the familiar push-button user interface was developed, with the introduction of the Dalton Adding Machine, developed by James L. Dalton in the United States. In 1921, Edith Clarke invented the "Clarke calculator", a simple graph-based calculator for solving line equations involving hyperbolic functions.
The Dalton adding-listing machine introduced in 1902 was the first of its type to use only ten keys, and became the first of many different models of "10-key add-listers" manufactured by many companies.
One of its earliest factories, the former Herschell–Spillman Motor Company Complex, was listed on the National Register of Historic Places in 2013. [2] [3] Within the first year, Remington Rand acquired the Dalton Adding Machine Company, the Powers Accounting Machine Company, the Baker-Vawter Company, and the Kalamazoo Loose Leaf Binder Company.
The adding machine range began with the basic, hand-cranked Class 1 which was only capable of adding. [citation needed] [2] The design included some revolutionary features, foremost of which was the dashpot which governed the speed at which the operating lever could be pulled so allowing the mechanism to operate consistently correctly. [3]
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Burroughs founded the American Arithmometer Company in 1886. After his death, in 1904 partner John Boyer renamed the business the Burroughs Adding Machine Company. He was awarded the Franklin Institute's John Scott Legacy Medal shortly before his death. [1] He was posthumously inducted into the National Inventors Hall of Fame. [2]
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