Home / Standards / QB/T 2256-1996 QB/T 2256-1996 Abolished 工业用缝纫机GC型高速平缝机机头 Standard Type QB ICS N/A CCS N/A Status Abolished Issue Date 1996-11-15 Implementation 1997-07-01 Centralized Committee 中国轻工总会 Issuing Authority 中国轻工总会