NA 027
DIN Standards Committee Optics and Precision Mechanics
Standards
[Withdrawn]
DIN 58741-7
DIN 58741-7
Production in optical engineering - Diamond impregnated cup wheels - Part 7: Combinable shape grinding discs
Title (German)
Optikfertigung - Diamantbesetzte Topfscheiben - Teil 7: Kombinierbare Formschleifscheiben