Withdrawn Norm
The Norm standard ÖNORM EN 543:1991 12 01 was withdrawn on 01.03.1995 and is no longer available. The currently valid standard can be viewed here: ÖNORM EN 543
The Norm standard ÖNORM EN 543:1991 12 01 was withdrawn on 01.03.1995 and is no longer available. The currently valid standard can be viewed here: ÖNORM EN 543