EN 21683 : 1994
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
ACOUSTICS - PREFERRED REFERENCE QUANTITIES FOR ACOUSTIC LEVELS
01-08-2008
12-01-2013
Cooperating organizations
National foreword
Foreword
Text of EN 21683 (no contents section)
National annex NA (informative) Committees responsible
National annex NB (informative) Cross-references
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