CNS 7770-1981
Sheet - Metal Four Hole Button (English Version)

Standard No.

CNS 7770-1981

Language

Chinese, Available in English version

Release Date

1981

Published By

Taiwan Provincial Standard of the People's Republic of China

Latest

CNS 7770-1981

Scope

This standard applies to four-hole buttons made of sheet metal.

CNS 7770-1981 history

• 1981 CNS 7770-1981 Sheet - Metal Four Hole Button