Issued Patents 1989
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4875594 | Closure cap | — | 1989-10-24 |
| 4852753 | Closure cap and thin walled container | — | 1989-08-01 |
| 4813561 | Composite retortable closure | — | 1989-03-21 |
| 4809858 | Composite closure cap with removal torque control | — | 1989-03-07 |
| 4803031 | Method and apparatus for molding a closure cap | Carl E. Koontz | 1989-02-07 |