Explanatory notes
… to later, it also covers all moulds (whether or not hinged, and whether used by hand or in presses or moulding … cement, plaster or concrete. (III) Rubber or plastics. In general, the essential function of a mould is to retain the … plates etc., used in the preparation of sand moulds (generally of wood). (D) MOULDS FOR METAL (OTHER THAN INGOT …