Perrygraf Westinghouse Power chek✓Up Calculator

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Country of manufacture: USA,            Date of manufacture: ____
Overall length: 25.6 cm,          Width: 15.3 cm.,           
Materials: Cardboard shell with cardboard slide
Scales: 14
  Front: Volts [ Amperes, KVA ] Factor (System) [ KVA, KW ] Power Factor
  Back: No. of Conductors [ Insulation Type ] Wire Size [ Amperes per Condiuctor ] Temperature Correction Factor [ Ampered Capacity at Room Temp ] Amperes
Condition: C3 (Signs of Very Minimal Use)
Came with: Paper Sleeve labeled, "Power chek✓UP calculator and wire reference chart"

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