4. Radiant energy
  5. Photocells; circuits and apparatus
  6. Photocell controlled circuit

C. David Long

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Anti-cycling device for high pressure sodium lamps

Electric lamp and discharge devices: systems – With automatic shunt and/or cutout
Patent

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Constant-current light-sensing system

Radiant energy – Photocells; circuits and apparatus – Photocell controlled circuit
Patent

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Constant-current light-sensing system and improved sensor housin

Radiant energy – Photocells; circuits and apparatus – Housings
Patent

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Profile ID: LFUS-PAI-P-450571

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