ISO-717-1-1 › Complete Document History
Acoustics - Rating of sound insulation in buildings and of building elements - Part 1: Airborne sound insulation in buildings and of interior building elementsAmendment 1: Rounding rules related to single number ratings and single number quantities
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2ND EDITION AMENDMENT 1 - AMENDMENT 1 FOR 2ND EDITION - Aug. 15, 2006
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