1986DIN IEC 60757:1986-07 Electrotechnical engineering; code for designation of colours; identical with IEC 60757, edition 1983 / Note: To be replaced by DIN EN IEC 60757 (2021-07).
1986DIN IEC 60757:1986 Electrotechnical engineering; code for designation of colours; identical with IEC 60757, edition 1983