EN 22157:1990
Dentistry Dental Rotary Instruments Nominal Sizes and Designation

Standard No.

EN 22157:1990

Release Date

1990

Published By

European Committee for Standardization (CEN)

Status

Withdraw

Latest

EN 22157:1990

EN 22157:1990 history

• 1990 EN 22157:1990 Dentistry Dental Rotary Instruments Nominal Sizes and Designation
• 1989 EN 22157:1989 Dentistry; dental rotary instruments; nominal sizes and designation (ISO 2157:1984)