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- 2019 , Award from Ministry of Land Infrastruc…
- Award from MLITT & Certification regardi…
- Patent Acquisition for Heat Exchanger
- Utilization of hot spring’s heat energy was i…
- (日本語) 富山県より「企業子宝率」表彰受賞
- Experimental Demonstration of Low Velocity Bu…
- (日本語) 大橋社長が北日本新聞『けさの人』に掲載
- Otaka Started Its Business in Myanmar
- (日本語) 水熱源ヒートポンプ空調のページを追加しました
- Received Commendation from Ministry of Land I…