2012-01-26 15:23 Philips has developed what is said to be the world’s most efficient and cost effective solar powered LED street lighting solution per km of road.
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Philips develops solar powered LED street lighting breakthrough
2012-01-26 15:24
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Philips has developed what is said to be the world’s most efficient and cost effective solar powered LED street lighting solution per km of road.





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Hyväksyttävä ennen julkaisemista. Hyväksyjä: Philips.