Tag Archives: cups

Cutting tool for making circuit substrate with flat bottom surface and concave cups

Application Number  00128446 Application Date  2000.11.23 Publication Number  1355078 Publication Date  2002.06.26 Priority Information     International Classification  B23C3/10   Applicant(s) Name  Li Zhishu   Address     Inventor(s) Name  Li Zhishu;Wang Wenrong   Patent Agency Code  11105 Patent Agent  he xiumeng AbstractA cutting tool for manufacturing the circuit baseplate with flat-bottom recessses on it… Read More »