4. Electricity: measuring and testing
  5. Magnetic
  6. With means to create magnetic field to test material

Charles B. Perry

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Digitally controlled multifrequency eddy current test apparatus

Electricity: measuring and testing – Magnetic – With means to create magnetic field to test material
Patent

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Machine tool

Registers – Systems controlled by data bearing records
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Multi frequency eddy current test apparatus with intermediate fr

Electricity: measuring and testing – Magnetic – With means to create magnetic field to test material
Patent

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Profile ID: LFUS-PAI-P-1375250

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