4. Refrigeration
  5. Using electrical or magnetic effect
  6. Thermoelectric; e.g., peltier effect

Chang-Ho Song

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Device and method for measuring argon impurity by utilizing...

Measuring and testing – Gas analysis – By thermal property
Reexamination Certificate

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Thermoelectric refrigerator/warmer using no external power, and

Refrigeration – Using electrical or magnetic effect – Thermoelectric; e.g. – peltier effect
Patent

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Profile ID: LFUS-PAI-P-1311751

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