4. Radiant energy
  5. Photocells; circuits and apparatus
  6. Optical or pre-photocell system

Karl S. Riener

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Apparatus and method for optically detecting and electronically

Radiant energy – Photocells; circuits and apparatus – Optical or pre-photocell system
Patent

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Oven in the shape of a fireplace

Environmental heating and cooling; fluid handling and sanitary e – Heating or cooling – Stabile space heater
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Profile ID: LFUS-PAI-P-977525

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