Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4673121 | Method for continuously producing a powder filled tubular welding electrode | — | 1987-06-16 |
| 4629110 | Method for manufacturing powder-filled tubular welding electrodes and a device for performing the method | Kent Jisbrant | 1986-12-16 |
| 4587726 | Method and apparatus for the manufacture of welding electrodes | — | 1986-05-13 |