Home / Standards / NY/T 1769-2009 NY/T 1769-2009 Abolished 拖拉机安全标志、操纵机构和显示装置用符号技术要求 Standard Type NY ICS N/A CCS N/A Status Abolished Issue Date 2009-04-23 Implementation 2009-05-20 Centralized Committee 农业农村部 Issuing Authority 农业农村部