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Sumlock-Anita Electronics also assembled in Britain some of the Rockwell hand-held calculators, including Rockwell models 8R, 10R, 18R, 20R, 21R, 30R, 31R. The "Panaplex" is a gas-discharge display, using 7 segments to represent each number, within a thin glass "sandwich". The numerals glow amber. This list of calculator models may not be complete.
The stepped reckoner or Leibniz calculator was a mechanical calculator invented by the German mathematician Gottfried Wilhelm Leibniz (started in 1673, when he presented a wooden model to the Royal Society of London [ 2] and completed in 1694). [ 1] The name comes from the translation of the German term for its operating mechanism, Staffelwalze ...
The Hira Company Ltd (incorporating Texet Sales Ltd) is a family-owned UK company based in Manchester, England [1] specialising in the import and distribution of consumables. [2] Their subsidiary Texet was founded in the 1970s [3] and focuses on calculators and electronic gadgets. It was partly responsible for driving Sinclair out of the pocket ...
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HP-35 calculators were carried on the Skylab 3 and Skylab 4 flights, between July 1973 and February 1974. [ 6 ] Is the first pocket calculator with a numeric range that covered 200 decades (more precise 199, ±10 ±99 ).
Fuller calculator, Fuller-Bakewell model of 1928. The Fuller calculator, sometimes called Fuller's cylindrical slide rule, is a cylindrical slide rule with a helical main scale taking 50 turns around the cylinder. This creates an instrument of considerable precision – it is equivalent to a traditional slide rule 25.40 metres (1,000 inches) long.
On 15 August 1903, Olympia-Werke was founded as the Union Schreibmaschinen-Gesellschaft m.b.H. to sell the Mignon. Beginning in 1930, the company traded as Europa Schreibmaschinen AG ( transl. Europa Typewriters AG); internationally, the products were sold under the trademark Olympia. The last "Mignon" from 1933 was called the Olympia-Plurotyp.
Nectar is a loyalty card scheme in the United Kingdom run by Nectar 360 Limited, [2] [1] company wholly owned by Sainsbury's.The scheme is the largest in the United Kingdom, and comprises a number of partner companies including Sainsbury's, Esso, Argos and British Airways.