File:Blue-LED-Figure-4.JPG
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Summary
Prediction of the Saving of Energy by the use of LED lamps in Japan
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 01:20, 31 December 2024 | | 956 × 622 (312 KB) | Zephyrus00jp (talk | contribs) | Prediction of the Saving of Energy by the use of LED lamps in Japan |
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