… Paper and paperboard, corrugated (with or without glued flat surface sheets), creped, crinkled, embossed or perforated, …
Explanatory notes
… and paperboard, corrugated (with or without glued flat surface sheets), creped, crinkled, embossed or perforated, … having the common characteristic of having been worked during or after manufacture in such a way that they are no … or by passing the made paper between rollers with wrinkled surfaces. The original surface area of the paper is …