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BS PD 6462 72nd Edition, February 14, 1972
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Modification of Keyboards to Include Symbols for SI Units
Includes all amendments and changes through Reaffirmation Notice , 1981
Page Count:8
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Explains the extent to which the increasing use of SI units is expected to affect the layout of alphanumeric keyboards and, where appropriate, to advise users how best they can arrange for their machines to be modified to meet requirements.