Respiratory equipment; compressed air line breathing apparatus incorporating a hood, a helmet, or a suit; safety requirements, testing, marking— 7 стр.
ISO general purpose metric screw threads - Part 20: Limits of sizes for coarse pitch threads with the prefered tolerance classes; nominal sizes from 1 mm to 68 mm— 8 стр.
Respiratory protective devices - Compressed air line breathing apparatus incorporating a hood - Requirements, testing, marking; German version EN 270:1994— 15 стр.
Respiratory protective devices - Compressed air line breathing apparatus incorporating a hood - Requirements, testing, marking; German version EN 270:1994— 15 стр.