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Home › Optical device for concentrating the light radiation emitted by a light emitting diode, and a light emitting diode comprising a device of this nature

Optical device for concentrating the light radiation emitted by a light emitting diode, and a light emitting diode comprising a device of this nature

US Patent 4703219 · Granted Oct 27, 1987

Estimated economic value: $8,000 ⓘ

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