Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4391264 | Ball pitching apparatus | Jeffrey L. Abraham | 1983-07-05 |
| 4269162 | Spring type ball pitching apparatus | Jeffrey L. Abraham | 1981-05-26 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4391264 | Ball pitching apparatus | Jeffrey L. Abraham | 1983-07-05 |
| 4269162 | Spring type ball pitching apparatus | Jeffrey L. Abraham | 1981-05-26 |