NA 152
DIN Standards Committee Technical Fundamentals
Standards
[Withdrawn]
ISO 9177-1
ISO 9177-1
Mechanical pencils - Part 1: Classification, dimensions, performance requirements and testing
Title (German)
Füllstifte - Einteilung, Maße, Ausführung und Prüfung
Responsible national committee
NA 152-06 FBR - Steering Committee of Section Technical Product Documentation