Withdrawn Norm
The Norm standard ÖNORM EN 81-77:2011 06 15 was withdrawn on 15.12.2013 and is no longer available. The currently valid standard can be viewed here: ÖNORM EN 81-77
The Norm standard ÖNORM EN 81-77:2011 06 15 was withdrawn on 15.12.2013 and is no longer available. The currently valid standard can be viewed here: ÖNORM EN 81-77