CSN 90 1111-1955
graphite pencil technology

Standard No.

CSN 90 1111-1955

Release Date

1955

Published By

CZ-CSN

Status

Withdraw

Replace By

CSN 90 1111-1983

Latest

CSN 90 1111-1983

CSN 90 1111-1955 history

• 1983 CSN 90 1111-1983 Graphite wood - sheated pencils
• 1955 CSN 90 1111-1955 graphite pencil technology