Explanatory notes
… for winding cloth, paper or other material. These goods may be made of paperboard, of rolled paper sheets, or of … Note to this Chapter). They are sometimes perforated. They may be glued, impregnated or coated with plastics, etc., but … excluded ( Chapter 39 ). The bobbins, tubes, spools, etc., may have reinforcements or fittings, at one or both ends, of …