Definition of Comptometers. Meaning of Comptometers. Synonyms of Comptometers

- than electronic calculators. Consequently, in specialized applications, comptometers remained in use in limited numbers into the early 1990s, but with the...
- the only other competitor in true commercial production, had sold 100 comptometers in three years. The 19th century also saw the designs of Charles Babbage...
- the only other competitor in true commercial production, had sold 100 comptometers. It wasn't until 1902 that the familiar push-button user interface was...
- not gain widespread use until Dorr E. Felt started manufacturing his comptometer (1887) and Burroughs started the commercialization of differently conceived...
- Florida Tech Easy Instructions for Operation the Controlled Key Comptometer, Comptometer Division, Felt and Tarrant Mfg. Co., Chicago, 1917, p. 12 Carl...
- the Comptometer Corporation, which produced calculating machines and a telecommunication device called the Electrowriter. In 1965 Victor Comptometer Corporation...
- built by the Bell Punch Co. in Britain, and marketed through its Sumlock Comptometer division, they used vacuum tubes and cold-cathode switching tubes in...
- men's lives and concentrated on a career in computing, from 1916 selling comptometers in Belfast in Ireland. She regularly kept in touch with C****’s family...
- designs were completed in Babbage's lifetime. The Arithmometer and the Comptometer are mechanical computers that are precursors to modern digital computers...
- to help support her family. She lost her first job (as a typist and comptometer operator) after taking her guitar to work and playing it during tea-breaks...