NA 152
DIN Standards Committee Technical Fundamentals
Draft standard
[Withdrawn]
DIN 875-2
DIN 875-2
Geometrical product specifications (GPS) - Squares 90° - Part 2: Granite squares 90°
Title (German)
Geometrische Produktspezifikation (GPS) - Winkel 90° - Teil 2: Winkel 90° aus Naturhartgestein