BS 142-4-4.1:1984

BS 142-4-4.1:1984

Electrical protection relays. Requirements for multi-input energizing quantity relays-Specification for biased (percentage) differential relays
standard by BSI Group, 04/30/1984

BS 1442:1948

BS 1442:1948

Specification for galvanized mild steel wire for armouring cables
standard by BSI Group, 06/14/1948

BS 1474:1987

BS 1474:1987

Specification for wrought aluminium and aluminium alloys for general engineering purposes: bars, extruded round tubes and sections
standard by BSI Group, 12/23/1987

BS 1493:1958

BS 1493:1958

Specification for polystyrene moulding materials
standard by BSI Group, 05/12/1958

BS 153-1-2:1922

BS 153-1-2:1922

Girder bridges 1 materials 2 workmanship
standard by BSI Group, 08/01/1923

BS 1538:1949

BS 1538:1949

Specification. Intrinsically-safe transformers primarily for bell-signalling circuits
standard by BSI Group, 02/09/1949

BS 1568-3:1976

BS 1568-3:1976

Specification for magnetic tape recording equipment-Eight-track endless-loop magnetic tape cartridge
standard by BSI Group, 05/28/1976

BS 1596:1961

BS 1596:1961

Specification for fibreboard drums for overseas shipment
standard by BSI Group, 10/11/1961

BS 1664-1668:1962

BS 1664-1668:1962

Woven cotton webbings of five qualities
standard by BSI Group, 09/10/1962