Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5358063 | Drill bit | Bengt Asberg | 1994-10-25 |
| 5284216 | Down-the-hole drill tool for drilling in advance of a casing tube | Anders Brungs, Kjell Jansson, Bengt Asberg | 1994-02-08 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5358063 | Drill bit | Bengt Asberg | 1994-10-25 |
| 5284216 | Down-the-hole drill tool for drilling in advance of a casing tube | Anders Brungs, Kjell Jansson, Bengt Asberg | 1994-02-08 |