NA 014
DIN Standards Committee Dentistry
Standards
[Withdrawn]
DIN 13950-1
DIN 13950-1
Dentistry; dental rotary instruments; shanks (ISO 1797:1985); german version EN 21797:1989
Title (German)
Zahnheilkunde; Zahnärztliche rotierende Instrumente; Schäfte (ISO 1797:1985); Deutsche Fassung EN 21797:1989