BS 1780:1951

Pressure gauges
standard by BSI Group, 11/23/1951

BS 142-2-2.2:1990

Electrical protection relays. Requirements for the principal families of protection relays-Specification for general requirements for measuring relays used for protection
standard by BSI Group, 11/30/1990

BS 1414:1949

Specification for flanged steel outside-screw-and yoke wedge gate valves for the petroleum industry
standard by BSI Group, 01/20/1949

BS 1391:1947

Specification for performance tests for protective schemes used in the protection of light-gauge steel and wrought iron against corrosion
standard by BSI Group, 09/01/1947

BS 1853:1967

Tubular fluorescent lamps for general lighting service.
standard by BSI Group, 05/19/1970

BS 1493:1967

Specification for polystyrene moulding materials
standard by BSI Group, 05/19/1967

BS 1997:1962

Specification for glycerol triacetate
standard by BSI Group, 08/03/1962

BS 1900:1952

Secondary reference thermometers (centrigrade scale)
standard by BSI Group, 10/23/1952

BS 1564:1949

Pressed steel sectional tanks (rectangular)
standard by BSI Group, 06/28/1949

BS 1721:1951

Portable fire extinguishers of the carbon tetrachloride type
standard by BSI Group, 09/28/1951