Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5549722 | Air filter assemblies and a frustoconical air filter element for use with the assemblies | Walter A. Zemaitis, Edward Allen Covington, Roland Vann Lanier, Jr. | 1996-08-27 |