4. Electric lamp and discharge devices: systems
  5. Current and/or voltage regulation
  6. Automatic regulation

Alfred Tracy

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System for adjusting a light source by sensing ambient...

Electric lamp and discharge devices: systems – Current and/or voltage regulation – Automatic regulation
Reexamination Certificate

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System for adjusting a light source by sensing ambient...

Radiant energy – Photocells; circuits and apparatus – Photocell controls its own optical systems
Reexamination Certificate

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Profile ID: LFUS-PAI-P-2304270

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