55852
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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Verifiers

Verification ISBN preview

Jak sprawdzić numer ISBN?
Jak zweryfikować numer ISBN?
Calculator allows you to verify the ISBN number entered.
45251
Verifiers

Verifier numbers EAN-13 preview

 Verifier numbers EAN-13 Calculator allows you to verify the number entered EAN-13.          
34384
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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Insulation of wall

Jak policzyć izolację ścian?
Calculator allows you to calculate the amount of insulation panels needed to cover the walls of the building using the "light wet" or "dry light" methods.
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Kalkulator powierzchni dachu

Jak obliczyć powierzchnię dachu?
Kalkulator umożliwia obliczenie powierzchni dachowych w wariantach : jednospadowy, dwuspadowy, trzyspadowy, czterospadowy.
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Iron deficiency

The calculator calculates the dose of iron necessary to adopt a parenteral route to compensate for the normal level of the common deficiency.      
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Calculator floor panels

Calculator based on the dimensions of the area to put the panels and occupancy data on number of panels in one package, calculate how much you have to buy packages of panels to cover the entire room.