Issued Patents 1997
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5669523 | Non-metallic stackable containers with spaced supporting surfaces | Berthold Mueller | 1997-09-23 |
| 5670002 | Process for covering cut edge of a container opening with protective layer | Berthold Mueller | 1997-09-23 |
| 5620135 | Container | Berthold Mueller | 1997-04-15 |