Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D293684 | Document shredding machine | Kenneth G. Sadler, Clive John Southernwood | 1988-01-12 |
| 4700902 | Document shredding machines | — | 1987-10-20 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D293684 | Document shredding machine | Kenneth G. Sadler, Clive John Southernwood | 1988-01-12 |
| 4700902 | Document shredding machines | — | 1987-10-20 |