Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4721837 | Cored tubular electrode and method for the electric-arc cutting of metals | — | 1988-01-26 |
| 4689461 | Cored tubular electrode and method for the electric-arc cutting of metals | — | 1987-08-25 |
| 4426428 | Nickel-base welding electrode | Paul A. Kammer | 1984-01-17 |