Verifiers

Verification of the social security number in Poland

It presents data deriving from the unique social security number, such as date of birth, sex, serial number and check its correctness.

Long description

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71302

Verifiers

Verification ISBN preview

Jak sprawdzić numer ISBN?
Jak zweryfikować numer ISBN?

Calculator allows you to verify the ISBN number entered.

49162

Verifiers

Verifier numbers EAN-13 preview

Verifier numbers EAN-13 Calculator allows you to verify the number entered EAN-13.

37186

Verifiers

Verification of the ISSN

Calculator allows you to verify the number entered ISSN (International Standard Serial Number serial publication). FAQ: How ISSN number?

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Generator ideal body weight according to Broca

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Core area

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ROCE - an indicator of the efficiency of investment

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The harmonic mean

Calculator based on the entered numbers separated by commas calculate the harmonic mean.

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Associated force of the hydraulic piston and the cylinder

Hydraulic cylinder is a mechanical akutatorem used for power transmission line by a linear thrust. Through the movement of the piston up and down over the forces and pressure. This calculator is used to calculate the two forces given angle for each operation.