Issued Patents 1997
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D388318 | Decorative vent pattern for circular saw blades | David A. Williams | 1997-12-30 |
| D383368 | Saw blade with vents | David A. Williams, John Curtsinger | 1997-09-09 |
| D382786 | Circular saw blade with heat vents | George W. Cowman, Russell M. Timmons | 1997-08-26 |