This class includes :

Manufacture of corrugated paper and paperboard

Manufacture of containers of corrugated paper and paperboard

Manufacture of folding paperboard containers

Manufacture of containers of solid board

Manufacture of other containers of paper and paperboard

Manufacture of sacks and bags of paper

Manufacture of office box files and similar articles

This class excludes :

Manufacture of envelopes, see 1709;

Manufacture of molded or pressed articles of paper pulp (e.g. boxes for packing eggs, molded pulp paper plates), see 1709.