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專利名稱 電池模組檢測方法 (BATTERY MODULE STATE DETECTION METHOD)
創作型式 發明
專利證號 US8742763B2
國別 美國
獲證日期 2014/06/03
專利摘要 A fret saw includes a cutting wire and fixed abrasive grains provided on the cutting wire by electroplating. Each of the fixed abrasive grains includes a core and a hard film coated on the core. The core is 1 to 60 micrometers in diameter. The core is made of a material selected from the group consisting of a Ti metal and a Ti alloy. The hard film is 1 to 40 micrometers thick. The hard film covers about 30% to 90% of the surface of the core.

IPC國際分類號

B28D000108
聯絡人 王淳右
電話 #329566
EMAIL f437frank@ncsist.org.tw