| 1771 | Artificial Marble | Company Product |
| 1772 | Artists' Agents | Company Product |
| 1773 | Artists' Materials & Supplies | Company Product |
| 1774 | Arts & Crafts | Company Product |
| 1775 | Artwork Materials Printed Circuit Board | Company Product |
| 1776 | Aru21b | Company Product |
| 1777 | Aryl Phosphates | Company Product |
| 1778 | As Series | Company Product |
| 1779 | Asada Rex Ridgid Threading Dies | Company Product |
| 1780 | Asahi | Company Product |
| 1781 | Asbestos Analysis | Company Product |
| 1782 | Asbestos Cloth | Company Product |
| 1783 | Asbestos Gloves | Company Product |
| 1784 | Asbestos Insulation Materials | Company Product |
| 1785 | Asbestos Packings | Company Product |
| 1786 | Asbestos Products | Company Product |
| 1787 | Aseptic Drive | Company Product |
| 1788 | Ashi-Rela | Company Product |
| 1789 | Ashley Bar Stool | Company Product |
| 1790 | Ashtray | Company Product |
| 1791 | Ashtray Stands | Company Product |
| 1792 | Asi | Company Product |
| 1793 | Asphalt | Company Product |
| 1794 | Asphalt Breakers | Company Product |
| 1795 | Asphalt Cutters | Company Product |
| 1796 | Asphalt Finisher | Company Product |
| 1797 | Asphalt Mixing Equipment | Company Product |
| 1798 | Asphalt Pavement Recycling Machine | Company Product |
| 1799 | Asphalt Pavers | Company Product |
| 1800 | Asphalt Planers | Company Product |