Subclass 53261 Mining constructions of Central Product Classification v. 2.1 includes:

  • mining and related facilities, other than buildings, such as mine loading and discharging stations, winding-shafts and towers, tunnels and drifts associated with mining operations

In French: http://www.fr2.wiki/cpc:53261
In Spanish: http://www.actor-atlas.info/es5:53261




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