Home / Standards / JB/T 6163-1992 JB/T 6163-1992 Abolished B型--玻璃珠银幕通用工艺规范 Standard Type JB ICS N/A CCS N/A Status Abolished Issue Date 1992-05-15 Implementation 1993-01-01 Centralized Committee 机械工业部 Issuing Authority 机械工业部