Sears Calculator

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Year: 1972

Model: 801.58020

Manufacturer: Sears

Designer: Unknown

Dimensions: 143 mm x 235 mm x 54 mm / 5.6″ x 9.25″ x 2.1″

Power: 4 X D 

Made in: Mexico

Available Colors:

Launched in 1972, this model was probably the first successful calculator with an LCD display. It uses a reflective type display, and requires a filament lamp to illuminate it. It was also sold as the Lloyd’s Accumatic 100.