Comptograph


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Related to Comptograph: Comptometer Corporation

Comp´to`graph


n.1.A machine for adding numbers and making a printed record of the sum. An older term for an adding machine.
References in periodicals archive ?
75], and, in the following year, Felt received a patent for his comptograph, a device similar to the comptometer except that it printed results [Martin, 1925, p.
To perform multiplication and division, there might have been a rudimentary, nonprinting calculator known as a Comptometer or a more expensive printing calculator known as a Comptograph.