| 31. | Friden introduced the first fully transistorized desktop electronic calculator, the model EC-130 in June 1963, designed by Bob Ragen.
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| 32. | The first truly pocket-sized electronic calculator was the Busicom LE-120A " HANDY ", which was marketed early in 1971.
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| 33. | At the " American Ephemeris " an electromagnetic computer, the IBM Selective Sequence Electronic Calculator was used since 1948.
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| 34. | Like the suanpan, the soroban is still used today, despite the proliferation of practical and affordable pocket electronic calculators.
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| 35. | In 1958 it began development of a desktop electronic calculator, which came to market as the Sumlock ANITA in 1961.
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| 36. | Before each is a machine that resembles an early electronic calculator, much larger than the slim, hand-held models of today.
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| 37. | Early electronic calculators could only handle 8 to 10 significant digits, whereas suanpans can be built to virtually limitless precision.
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| 38. | In addition, Handspring added an advanced mode, with an array of new financial and other functions, to Palm's electronic Calculator.
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| 39. | The QT-8D was released in Japan at a price of 99, 800 Japanese yen, a new low for electronic calculators.
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| 40. | In 1969, the Scientific research, study and design institute for electronic calculators was founded specifically for the design of calculators.
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