GB/T 1974-1980
Tangential keys and keyways (English Version)
- Standard No.
- GB/T 1974-1980
- Language
- Chinese, Available in English version
- Release Date
- 1980
- Published By
- General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
- Status
- 2004-02
- Replace By
- GB/T 1974-2003
- Latest
- GB/T 1974-2003
GB/T 1974-1980 history
- 2003 GB/T 1974-2003 Tangential keys and keyways
- 1980 GB/T 1974-1980 Tangential keys and keyways