Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5075951 | Drum closure and method of making | Jimmy Richoux, Robert Evans | 1991-12-31 |
| 4972568 | Method and apparatus for forming drum closure | — | 1990-11-27 |
| 4852238 | Drum closure and method of making | — | 1989-08-01 |
| 4295583 | Closure cap vent | — | 1981-10-20 |