JOINTS MADE OF COPPER AND COPPER ALLOYS FOR JOINTING THE CONNECTION OF METAL PIPES, FOR SANITATION, HEATING, TRANSPORT AND DISTRIBUTION SYSTEMS FOR GASES OR OTHER FLUIDS; ACCESSORIES AND FITTINGS, MADE OF COPPER AND COPPER ALLOYS FOR SANITATION, HEATING, TRANSPORT AND DISTRIBUTION SYSTEMS FOR GASES OR OTHER FLUIDS; TAPS AND COCKS OF COPPER AND COPPER ALLOYS OF ITS OWN MANUFACTURE AND COMMERCE