Circuit boards; printed circuit boards; electronic circuit boards; electrical circuits and circuit boards
Electrical and Scientific ApparatusFiber paper; fiber-reinforced surface sheets made of paper; packaging materials of paper; industrial paper; sheets of paper that have been impregnated to achieve different properties
Paper Goods and Printed MatterFiber reinforced construction materials made of paper; coatings (building materials); laminates (non-metallic -); building and construction materials and elements of paper or laminate made of paper
Nonmetallic Building Materials