Issued Patents 2011
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8020640 | Impregnated drill bits and methods of manufacturing the same | Gregory T. Lockwood | 2011-09-20 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8020640 | Impregnated drill bits and methods of manufacturing the same | Gregory T. Lockwood | 2011-09-20 |