4. Refrigeration
  5. Automatic control
  6. Selective heating or cooling

Robert W. Ray

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Method and apparatus for abrasively machining a workpiece

Abrasive tool making process – material – or composition – With carbohydrate or reaction product thereof
Patent

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Self-adhering ice protector

Adhesive bonding and miscellaneous chemical manufacture – Methods – Surface bonding and/or assembly therefor
Reexamination Certificate

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Zone demand controlled dual heat pump system and controller ther

Refrigeration – Automatic control – Selective heating or cooling
Patent

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Profile ID: LFUS-PAI-P-358333

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