QC/T 550-2021
car buzzer (English Version)
- Standard No.
- QC/T 550-2021
- Language
- Chinese, Available in English version
- Release Date
- 2021
- Published By
- 工业和信息化部
- Latest
- QC/T 550-2021
- Replace
- QC/T 550-1999
QC/T 550-2021 history
- 2021 QC/T 550-2021 car buzzer
- 1999 QC/T 550-1999 car buzzer
- 1970 JB 3920-1985
