<![CDATA[Ïã¸ÛÁùºÏ²Ê¿ª½± 834:1975/Amd 1:1979]]> /cms/render/live/en/sites/isoorg/contents/data/standard/00/51/5198.html Ïã¸ÛÁùºÏ²Ê¿ª½± standards and projects 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 1:1979]]> <![CDATA[Ïã¸ÛÁùºÏ²Ê¿ª½± 834:1975/Amd 1:1979 - Fire-resistance tests — Elements of building construction — Amendment 1]]> /cms/render/live/en/sites/isoorg/contents/data/standard/00/51/5198.html /cms/render/live/en/sites/isoorg/contents/data/standard/00/51/5198.html 1999-09-30