BS 7489:1991
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
Specification for protection of electrical devices used on small craft to prevent ignition of surrounding flammable gases
Hardcopy , PDF
15-11-1993
English
30-09-1991
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