MT/T 221-2005
Explosion-proof lamps for coal mines (English Version)

Standard No.

MT/T 221-2005

Language

Chinese, Available in English version

Release Date

2005

Published By

国家发展和改革委员会

Latest

MT/T 221-2005

MT/T 221-2005 history

• 2005 MT/T 221-2005 Explosion-proof lamps for coal mines