HB 4223-1989
Number and Alphabet Fonts for Gauge (English Version)
- Standard No.
- HB 4223-1989
- Language
- Chinese, Available in English version
- Release Date
- 1989
- Published By
- Professional Standard - Aviation
- Latest
- HB 4223-1989
- Scope
- This standard specifies the font sizes and fonts of numbers and letters used in measuring instruments. This standard applies to Arabic numerals and alphabetical fonts marked on measuring tool products.
HB 4223-1989 history
- 1989 HB 4223-1989 Number and Alphabet Fonts for Gauge
