Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4642001 | Spade drill with replaceable cutting-insert carrier | Geoffrey Gill, Paul H. Hunter | 1987-02-10 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4642001 | Spade drill with replaceable cutting-insert carrier | Geoffrey Gill, Paul H. Hunter | 1987-02-10 |