BS 2497-2:1969
Specification for a reference zero for the calibration of pure-tone audiometers-Data for certain earphones used in commercial practice
standard by BSI Group, 03/10/1971
NACE ASAE-ASABE B11 CGA ICC CTA
Specification for a reference zero for the calibration of pure-tone audiometers-Data for certain earphones used in commercial practice
standard by BSI Group, 03/10/1971
Distribution Boards up to 250 volts and 30 amperes per way
standard by BSI Group, 11/01/1929
Fine resistance wire for telecommuncationn & similar purposes
standard by BSI Group, 01/21/1955
Specification for textile machinery and accessories. Spinning and doubling rings. Dimensions-Rings for spinning, doubling and twisting for ear-shaped travellers
standard by BSI Group, 10/31/1977
Specification for pallets for materials handling for through transit-Dimensions, construction and marking
standard by BSI Group, 09/29/1978
Specification for gypsum building plasters. Premixed lightweight plasters
standard by BSI Group, 07/11/1967
Specification for filters for protection against intense sunglare (for general and industrial use)
standard by BSI Group, 07/31/1961
Brass bars and sections (suitable for forging) and drop forgings
standard by BSI Group, 05/20/1940
Summary sheet: straight sided serrations. Internal and external
standard by BSI Group, 08/15/1957