HB 1804-2000
round ring (English Version)
- Standard No.
- HB 1804-2000
- Language
- Chinese, Available in English version
- Release Date
- 2000
- Published By
- Professional Standard - Aviation
- Latest
- HB 1804-2000
- Scope
- Round hanging ring
HB 1804-2000 history
- 2000 HB 1804-2000 round ring
- 1970 HB 1804-1987 round ring
- 1970 HB 1804-1978 round ring
