JT/T 1231-2018
Surface air-supplied diving mask (English Version)

Standard No.

JT/T 1231-2018

Language

Chinese, Available in English version

Release Date

2018

Published By

交通运输部

Latest

JT/T 1231-2018

JT/T 1231-2018 history

• 2018 JT/T 1231-2018 Surface air-supplied diving mask