Withdrawn Norm
The Norm standard ÖNORM EN 681-1/A1:1997 12 01 was withdrawn on 01.09.1998 and is no longer available. The currently valid standard can be viewed here: ÖNORM EN 681-1
The Norm standard ÖNORM EN 681-1/A1:1997 12 01 was withdrawn on 01.09.1998 and is no longer available. The currently valid standard can be viewed here: ÖNORM EN 681-1