Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4941584 | Reusable plastic drum container assembly | Robert B. Bowers | 1990-07-17 |
| 4880580 | Reusable plastic drum container assembly and process for refitting such plastic drum container assembly | Robert B. Bowers | 1989-11-14 |