Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7377952 | System and method for removing contaminates from the air in a mail-sorting room | William R. Lehman | 2008-05-27 |
| D362834 | Paddle pump | Jammie Dorsey, Charlene Stout, William M. Burks, Jr. | 1995-10-03 |