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Vintage Soviet Russian Wood Logarithmic Slide Ruler Calculator USSR 1970

$ 3.5

Availability: 80 in stock
  • Time Period Manufactured: 1930-Now
  • Condition: Good condition. There are signs of exploitation.
  • Country/Region of Manufacture: Russian Federation

    Description

    Vintage Soviet Russian Wood Logarithmic Slide Ruler Calculator USSR 1970
    Description
    Lenght of ruler:
    25 cm / 9.84 inches
    Material of ruler:
    wood and plastic
    Manufacturer:
    USSR
    Condition:
    used, as in photos
    Date of manufacture:
    1970
    You can look all details at the original photos. Please contact us and we help you select rulers and send additional photos.
    Logarithmic ruler, counting ruler-an analog computing device that allows you to perform several mathematical operations, including multiplication and division of numbers, exponentiation (most often in square and cube), calculation of square and cubic roots, calculation of logarithms, potentiation, calculation of trigonometric and hyperbolic functions, and some other operations.
    Before the advent of pocket calculators, this tool served as an indispensable calculation tool for an engineer. The accuracy of the calculations is about 3 significant digits.
    100% Genuine Soviet items
    30 days returned accepted
    Fast handling
    Safe and careful packaging
    Combined shipping
    100% Genuine Soviet items
    30 days returned accepted
    Fast handling
    Safe and careful packaging
    Combined shipping
    100% Genuine Soviet items
    30 days returned accepted
    Fast handling
    Safe and careful packaging
    Combined shipping
    Photos
    Vintage Soviet Russian Wood Logarithmic Slide Ruler Handle Calculator Ussr 1970
    Vintage Soviet Russian Wood Logarithmic Slide Ruler Handle Calculat...
    Vintage Soviet Russian Wood Lo...
    Vintage Soviet Russian Wood Logarithmic Slide Ruler Handle Calculator Ussr 1970_1
    Vintage Soviet Russian Wood Logarithmic Slide Ruler Handle Calculat...
    Vintage Soviet Russian Wood Lo...
    Vintage Soviet Russian Wood Logarithmic Slide Ruler Handle Calculator Ussr 1970_2
    Vintage Soviet Russian Wood Logarithmic Slide Ruler Handle Calculat...
    Vintage Soviet Russian Wood Lo...
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    Shipping
    We ship Worldwide via International Registered Air Mail with tracking number. We pack all our items carefully and securely. Shipping usually takes about 10-14 days for a package to arrive to Europe, 15-30 days to USA, Canada, Asia, Africa, Australia and Japan. We are glad to do combined shipping, please contact us.
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