Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4293228 | Drum for an asphalt mixing apparatus | George W. Swisher, Jr., David L. Garbelman | 1981-10-06 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4293228 | Drum for an asphalt mixing apparatus | George W. Swisher, Jr., David L. Garbelman | 1981-10-06 |