Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5225125 | Process and sealing material for producing the lid gasket of synthetic resin lids for blow-molded synthetic resin barrels | Thomas Erll | 1993-07-06 |
| 5074428 | Synthetic resin for blow-molded synthetic resin barrels | — | 1991-12-24 |