Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4737612 | Method of welding | Gerald J. Bruck, James E. Smith, Paul E. Denney, Graham A. Whitlow | 1988-04-12 |
| 4346279 | Narrow gap welding torch with replacement tip | Gerald G. Lessmann, Ronald P. Simpson | 1982-08-24 |
| 4291220 | Method of welding utilizing both consumable and non-consumable electrodes | Gerald G. Lessmann, Ronald P. Simpson, William J. Reichenecker | 1981-09-22 |