DEFSTAN 59-45(PT1)/3(1985) : 1985
Withdrawn
A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.
FILTERS AND NETWORKS OF ASSESSED QUALITY - PART 1: GENERAL REQUIREMENTS
28-03-2000
12-01-2013
Provides for preparation of Specifications on filters and networks for Ministry of Defence use.
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