IS 3209-1989
Engineering drafting instruments—Spring bow compasses—Specifications

Standard No.

IS 3209-1989

Release Date

1990

Published By

IN-BIS

Latest

IS 3209-1989

Scope

This standard covers the requirements of spring bow compasses for engineers' drawing instruments of the following types: a) Spring bow pen, b) Spring bow pencil, c) Spring bow divider, and d) Spring bow reversible pen-pencil.

IS 3209-1989 history

• 1990 IS 3209-1989 Engineering drafting instruments—Spring bow compasses—Specifications