BS 109:1921
Air-break knife switches and air-break isolating switches for voltages not exceeding 660 volts excluding totally-enclosed and flame proof types
standard by BSI Group, 01/30/1933
NACE ASAE-ASABE B11 CGA ICC CTA
Air-break knife switches and air-break isolating switches for voltages not exceeding 660 volts excluding totally-enclosed and flame proof types
standard by BSI Group, 01/30/1933
Methods for the analysis of steel . Nickel in iron, carbon steel and low alloy steel: photometric
standard by BSI Group, 03/31/1967
Method for the assessment of surface texture-Method and instrumentation
standard by BSI Group, 02/27/1976
Universal Decimal Classification. English full edition-Communications. Transport. Metrology. Weights and measures.
standard by BSI Group, 06/30/1971
Valves, gauges and other safety fittings for air receivers and compressed air instalations
standard by BSI Group, 02/23/1950
Schedule of sizes and types of metal collapsible tubes for British packers in the United Kingdom for the home trade
standard by BSI Group, 07/10/1945
Air-break circuit breakers for voltages not exceeding 660 volts
standard by BSI Group, 01/30/1933
Methods for analysis and testing of coal and coke. Chlorine in coal
standard by BSI Group, 08/21/1970