Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4766337 | Open drip-proof machinery cooling system using totally enclosed type bearing brackets | David Parkinson | 1988-08-23 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4766337 | Open drip-proof machinery cooling system using totally enclosed type bearing brackets | David Parkinson | 1988-08-23 |