Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4537570 | Lifting apparatus for an injection mold | John W. Black, Richard D. Shupe | 1985-08-27 |
| 4424015 | Apparatus for injection molding | John W. Black, Richard D. Shupe | 1984-01-03 |