Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5094453 | Ball bat with inward off-set center of gravity | Preston L. Douglas | 1992-03-10 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5094453 | Ball bat with inward off-set center of gravity | Preston L. Douglas | 1992-03-10 |