Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4672171 | Plasma transfer welded arc torch | Danny W. Humes | 1987-06-09 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4672171 | Plasma transfer welded arc torch | Danny W. Humes | 1987-06-09 |