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

Wilfried Walch

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Optical switch

Optical waveguides – With optical coupler – Switch
Patent

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Radiating and receiving arrangement for a fiber-optic sensor hav

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

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Profile ID: LFUS-PAI-P-1090806

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