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2. Wrightsoft - Wikipedia

   en.wikipedia.org/wiki/Wrightsoft

   As the original technical software partner of ACCA, [3] Wrightsoft Corp became the first HVAC software company to create a computerized version of their Manual J, Manual D, and Manual N calculation methods. The Air Conditioning Contractors of America and Wrightsoft released the very first Manual J Load calculation software (Right-J) in February ...

3. Calculator input methods - Wikipedia

   en.wikipedia.org/wiki/Calculator_input_methods

   Ten key input mode is available in printing calculators from companies such as Sharp, [20] and in software calculators like Judy's TenKey [21] used by accounting firms. Online tenkey training and certification tools are available as well, [ 22 ] [ 23 ] and some businesses use ten key typing speed as an employment criterion.

4. Fuller calculator - Wikipedia

   en.wikipedia.org/wiki/Fuller_calculator

   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.

5. TI-55 - Wikipedia

   en.wikipedia.org/wiki/TI-55

   TI-55 II Calculator, the second variant, with an LCD display. The TI-55 is a programmable calculator first manufactured by Texas Instruments in 1977. It has an LED display, [1] and weighs 6.4 ounces (180 grams). It is programmable to hold up to 32 key-codes that allow the user to repeat simple calculations with different values. [2]

6. US Supreme Court rejects tobacco firms' appeal over graphic ...

   www.aol.com/news/us-supreme-court-sidesteps...

   U.S. District Judge J. Campbell Barker in Tyler, Texas, in 2022 blocked the regulation, finding that the graphic warnings violated First Amendment protections.

7. Sinclair Scientific - Wikipedia

   en.wikipedia.org/wiki/Sinclair_Scientific

   The Sinclair Scientific was a 12-function, pocket-sized scientific calculator introduced in 1974, dramatically undercutting in price other calculators available at the time. The Sinclair Scientific Programmable , released a year later, was advertised as the first budget programmable calculator.