Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6032398 | Choke tube wrench | Harry L Carpenteri | 2000-03-07 |
| 5351960 | Putt practicing device | — | 1994-10-04 |
| 5002491 | Electronic classroom system enabling interactive self-paced learning | A. Louis Abrahamson, Frederick F. Hantline, Milton G. Fabert, Michael J. Robson | 1991-03-26 |