AS May 25, 2020 AS 1797-1975 Click here to purchase Product Details Edition: 1st Published: 01/01/1975 ISBN(s): 0726207772 Number of Pages: 97 File Size: 0 files Product Code(s): 10123981 You May Also Like AS AS 3956.2-1991 AS AS ISO/IEC 19788.7:2019