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Lighting control system and method
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Fully automatic energy efficient lighting control and method of making same
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Line powered dc power supply
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Rate of change comparator
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Method of calibrating motion detectors within a scaled environment
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Dimmer switch with gradual reduction in light intensity
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Motion detection sensor with computer interface
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Energy efficient infrared light switch and method of making same
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Automatic lighting device
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Two-terminal line-powered control circuit
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Selective illumination
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