GB/T 39024-2020

Active

Black leads for wood-cased pencils—Classification and diameters

木杆铅笔黑铅芯 分类和直径

Standard Type
GBT
ICS
97.180
CCS
Y50
Status
现行
Issue Date
2020-07-21
Implementation
2020-07-21
Responsible Dept
中国轻工业联合会
Drafting Unit
N/A