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

Olivier Campiche

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Encoder using polarized filters

Radiant energy – Photocells; circuits and apparatus – Optical or pre-photocell system
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Notification mechanisms on a control device

Computer graphics processing and selective visual display system – Display peripheral interface input device
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Profile ID: LFUS-PAI-P-2491734

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