Home / Standards / GB/T 18690.3-2002 GB/T 18690.3-2002 Abolished Agricultural irrigation equipment--Filters--Automatic self-cleaning strainer-type filters 农业灌溉设备 过滤器 自动清洗网式过滤器 Standard Type GBT ICS 65.060.35 CCS B91 Status 废止 Issue Date 2002-03-10 Implementation 2002-08-01 Responsible Dept 中国机械工业联合会 Drafting Unit N/A