Metal door frames (steel)
standard by BSI Group, 11/02/1951
Schedule for electric discharge lamps for general purposes
standard by BSI Group, 09/27/1946
Photographic density measurements-Specification for geometric conditions for reflection density
standard by BSI Group, 06/28/1985
Specification for dimensions of hose connexions for welding and cutting equipment
standard by BSI Group, 08/30/1961
Specification for copper alloy ingots and copper and copper alloy castings
standard by BSI Group, 12/31/1969
Electrical protection relays. Information and requirements for all protection relays. Specification for electrical disturbance tests-1 MHz burst disturbance tests
standard by BSI Group, 08/31/1990
Micro extraction apparatus. Extraction accessories
standard by BSI Group, 02/07/1963