Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D336673 | Golf swing training device | David W. Hetterly, Jr. | 1993-06-22 |
| 4852881 | Golf training apparatus | Miro D. Bellagamba | 1989-08-01 |
| 4583740 | Golf swing muscle training device | — | 1986-04-22 |