| 1681 | Aquarium Supplies Retailers | Company Product |
| 1682 | Aquarium Supplies Wholesalers & Manufacturers | Company Product |
| 1683 | Aramid Packings | Company Product |
| 1684 | Arbitration | Company Product |
| 1685 | Arbors | Company Product |
| 1686 | Arc - Automatic Equipment | Company Product |
| 1687 | Arc - Engine Driven Equipment | Company Product |
| 1688 | Arc - Gas Metal (MIG/MAG) Welding Equipment | Company Product |
| 1689 | Arc - Gas Tungsten (TIG) Welding Equipment | Company Product |
| 1690 | Arc - Plasma Welding Equipment | Company Product |
| 1691 | Arc Erosion Disintegrators | Company Product |
| 1692 | Arc Flash Equipment | Company Product |
| 1693 | Arc Flash Protective Clothing Kits | Company Product |
| 1694 | Arc Stud Welding Equipment | Company Product |
| 1695 | Arc Welding Equipment | Company Product |
| 1696 | Arc Welding Machines | Company Product |
| 1697 | Arch Files | Company Product |
| 1698 | Architects | Company Product |
| 1699 | Architects' Supplies | Company Product |
| 1700 | Architectural & Glass Finishes Film | Company Product |
| 1701 | Architectural Coating | Company Product |
| 1702 | Architectural Coatings | Company Product |
| 1703 | Architectural Engineers | Company Product |
| 1704 | Architectural Finishes Film | Company Product |
| 1705 | Architectural Glass | Company Product |
| 1706 | Architectural Glasses | Company Product |
| 1707 | Architectural Graphic Systems | Company Product |
| 1708 | Architectural Illustrators | Company Product |
| 1709 | Architectural Light Fittings | Company Product |
| 1710 | Architectural Lightings | Company Product |