<![CDATA[Ïã¸ÛÁùºÏ²Ê¿ª½± 834:1975/Amd 2:1980]]> /cms/render/live/es/sites/isoorg/contents/data/standard/00/51/5199.html Normas y proyectos de Ïã¸ÛÁùºÏ²Ê¿ª½± Ïã¸ÛÁùºÏ²Ê¿ª½±.org 60 /modules/isoorg-template/img/iso/favicon/red/favicon1.ico http://www.iso.org/ <![CDATA[Ïã¸ÛÁùºÏ²Ê¿ª½± 834:1975/Amd 2:1980]]> <![CDATA[Ïã¸ÛÁùºÏ²Ê¿ª½± 834:1975/Amd 2:1980 - Fire-resistance tests — Elements of building construction — Amendment 2]]> /cms/render/live/es/sites/isoorg/contents/data/standard/00/51/5199.html /cms/render/live/es/sites/isoorg/contents/data/standard/00/51/5199.html 1999-09-30