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

Erich Dollansky

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Apparatus and method for optically detecting and electronically

Radiant energy – Photocells; circuits and apparatus – Optical or pre-photocell system
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Radiant energy – Invisible radiant energy responsive electric signalling – Infrared responsive
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Profile ID: LFUS-PAI-P-977526

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