Gwanggongeop gigu 광공업기구(鑛工業機具)
RO : Gwanggongeop gigu MC : Kwanggongŏp kigu
Year : ?-?
Categories : Economy·Industry>Mining·Manufacturing Industries>Mining and Manufacturing Industries Organizations
NT :
Chidoguk Gwanghakguk
Gwangmuguk Jijilguk
Yuhwangjeom