Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5373139 | Apparatus and method for narrow groove welding | Roger A. Camellino | 1994-12-13 |
| 5315089 | System and method for converting an AGTAW welder into an AGMAW welder | Travis K. Hughes, Glenn W. Campbell, John B. Gossett, Keith R. Spencer | 1994-05-24 |