SJ 1457-1979
General specification for general purpose low and medium speed electronic counters (English Version)

Standard No.

SJ 1457-1979

Language

Chinese, Available in English version

Release Date

1979

Published By

Professional Standard - Electron

Status

Withdraw 2010-02

Latest

SJ 1457-1979

SJ 1457-1979 history

• 1979 SJ 1457-1979 General specification for general purpose low and medium speed electronic counters