GB 12142-1989

Abolished

Safety standard for light-metal extension ladders

二节轻金属拉伸梯安全标准

Standard Type
GB
ICS
N/A
CCS
C68
Status
废止
Issue Date
1989-12-29
Implementation
1990-10-01
Responsible Dept
应急管理部
Drafting Unit
N/A