Pipe joints and their elements of glass fibre reinforced polyester resins - Part 7: Bushings, flanges, flanged and butt joints; general quality requirements and test methods— 7 стр.
Preventive fire protection in railway vehicles - Part 2: Fire behaviour and fire side effects of materials and parts - Classification, requirements and test methods— 57 стр.
Projectors for film and television studios, stage and photographic use; holders devices, colour filters, coloured plastic films, frames for filters and plastic films— 6 стр.