Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4552120 | Batting instruction system | Kent J. Nall, W. Christopher Barteldes, David W. Payne, Wayne A. Abrams | 1985-11-12 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4552120 | Batting instruction system | Kent J. Nall, W. Christopher Barteldes, David W. Payne, Wayne A. Abrams | 1985-11-12 |