Research and development on safety in mines :: replies to the questionnaire /: transmitted by the Government of Hungary.

Research and development on safety in mines : replies to the questionnaire / transmitted by the Government of Hungary.

Hungary

1993

Formats

Symbol[E/ECE/]ENERGY/WP.1/GE.1/R.7/Add.4

TitleResearch and development on safety in mines : replies to the questionnaire / transmitted by the Government of Hungary.

DateGeneva : [UN], 18 June 1993.

Description

4 p.