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Patent Granted Japan's leading electricity meter manufacturing company's patent portfolio with 12 patent family members + more patents and a strong coverage in the important developed countries. この特許ファミリーに関する商品は、漏電ブレイカ、監視装置、計測器、テレビ、冷蔵庫、洗濯機、パソコンその他、電気製品です
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