Mechanical pencils and leads for general use — Classification, dimensions, quality and test methods — Part 2: Black leads
NORM herausgegeben am 5.3.2019
Designation standards: ISO 20318-2:2019
Publication date standards: 5.3.2019
The number of pages: 11
Approximate weight : 33 g (0.07 lbs)
Country: International technical standard
Kategorie: Technische Normen ISO