EN-14389-1 › Complete Document History
Road traffic noise reducing devices - Procedures for assessing long term performance - Part 1: Acoustical characteristics
Complete Current Edition: |
2015 EDITION - ONLY AVAILABLE IN NATIONAL EDITIONS - May 6, 2015
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Obsolete Revision Information: |
2007 EDITION - ONLY AVAILABLE IN NATIONAL EDITIONS - Jan. 1, 2007
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