
Mechanical pencils and leads for general use — Classification, dimensions, quality and test methods — Part 1: Mechanical pencils
NORM herausgegeben am 26.2.2019
Designation standards: ISO 20318-1:2019
Publication date standards: 26.2.2019
The number of pages: 9
Approximate weight : 27 g (0.06 lbs)
Country: International technical standard
Kategorie: Technische Normen ISO