Issued Patents 1982
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4320282 | Microprocessor based arc-air and welder noise abatement controller | John McDonald, Henry A. Scarton, Warren C. Kennedy | 1982-03-16 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4320282 | Microprocessor based arc-air and welder noise abatement controller | John McDonald, Henry A. Scarton, Warren C. Kennedy | 1982-03-16 |