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BS 535:1973
Superseded
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
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Specification for light sources for miners\' portable electric lamps
Available format(s)
Hardcopy
Superseded date
23-07-2013
Language(s)
English
Published date
18-09-1979
Publisher
Quality, interchangeability, marking, methods of test, conditions of compliance for 4 volt lamps.
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