| 1801 | Furfuryl Alcohol | Company Product |
| 1802 | Furfurylamine | Company Product |
| 1803 | Furnace Cement | Company Product |
| 1804 | Furnaces | Company Product |
| 1805 | Furniture | Company Product |
| 1806 | Furniture Accessories | Company Product |
| 1807 | Furniture Cleaning Services | Company Product |
| 1808 | Furniture Coatings | Company Product |
| 1809 | Furniture Dealers | Company Product |
| 1810 | Furniture Fittings | Company Product |
| 1811 | Furniture Glues | Company Product |
| 1812 | Furniture Handle | Company Product |
| 1813 | Furniture Hardware | Company Product |
| 1814 | Furniture Industrial Glues | Company Product |
| 1815 | Furniture Lacquer | Company Product |
| 1816 | Furniture Manufacturers' Equipment & Supplies | Company Product |
| 1817 | Furniture Rental & Leasing | Company Product |
| 1818 | Furniture Retailer | Company Product |
| 1819 | Furnitures | Company Product |
| 1820 | Furring Style | Company Product |
| 1821 | Further | Company Product |
| 1822 | Fuse | Company Product |
| 1823 | Fuse Holders | Company Product |
| 1824 | Fuse Switches | Company Product |
| 1825 | Fusible Fittings | Company Product |
| 1826 | Fusion Bonded Epoxy Coated Hubless Bend | Company Product |
| 1827 | Fusion Bonded Epoxy Coated Hubless Branch Tee | Company Product |
| 1828 | Fusion Bonded Epoxy Coated Hubless Cap | Company Product |
| 1829 | Fusion Bonded Epoxy Coated Hubless Fittings | Company Product |
| 1830 | Fusion Bonded Epoxy Coated Hubless Pipe | Company Product |