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BS 5478-3:1982

Superseded

Superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

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Describes the keytop and printed or displayed symbols that shall be used on adding machines and calculating machines.

Standards Relationship
ISO 1093:1981 Identical

BS 5478-2:1977 Calculators and adding machines Layout of function keys on adding machines

ISO 7000:2014 Graphical symbols for use on equipment — Registered symbols

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