Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6443674 | Self-centering twist drill having a modified flat bottom section and a helical crown point tip | — | 2002-09-03 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6443674 | Self-centering twist drill having a modified flat bottom section and a helical crown point tip | — | 2002-09-03 |