GOST 5407-78

Electrical installations of buildings. Part 4. Protection for safety. Chapter 44. Protection against overvoltages. Section 444. Protection against electromagnetic interferences (EMI) in installations of buildings

State system for ensuring the uniformity of measurements. Standard reference data. Niobium. The parameters of the crystal lattice. Coefficient of linear thermal expansion from 120 K to 400 K

Electrical articles. Test methods as to environment mechanical factors stability

Pressboard and presspaper for electrical purposes. Part 2. Methods of tests

Glass package for milk and milk products. General specifications

Process vessels of the column type. Terms and definitions