JY 51-1988
Electromagnetic relay (English Version)

Standard No.

JY 51-1988

Language

Chinese, Available in English version

Published By

Professional Standard - Education

Status

Withdraw

Replace By

JY 51-1979

Latest

JY 51-1979

JY 51-1988 history

• 1970 JY 51-1988 Electromagnetic relay
• 0000 JY 51-1979