BS 2042:1953
Withdrawn
Withdrawn
A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.
Specification. An artificial ear for the calibration of earphones of the external type
Available format(s)
Hardcopy
Withdrawn date
23-07-2013
Language(s)
English
Published date
13-01-1954
Publisher
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