Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5615969 | Rotary drive coupling | George Tunnicliffe, John Lee | 1997-04-01 |
| 5505392 | Mill having a rotary drive coupling | George Tunnicliffe, John Lee | 1996-04-09 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5615969 | Rotary drive coupling | George Tunnicliffe, John Lee | 1997-04-01 |
| 5505392 | Mill having a rotary drive coupling | George Tunnicliffe, John Lee | 1996-04-09 |