About KOBAYASHI TSUNEYUKI
About ITTO HIROMASA
About SAITO HIROSHI
About 山形県工業技術センター報告
About diamond tool
About cutting tool
About polishing(machining)
About forming and molding
About single crystal diamond tool
About 工具研磨
About 機上成形
About Cutting in general
About 硬合金
About 単結晶ダイヤモンド工具