Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4842469 | Device for applying a viscous sealant in annular form onto a substantially flat surface, specifically to a can end | — | 1989-06-27 |
| 4802603 | Easy open can end | Hans-Dieter Joge, Wilhelm R. Sauer, Abraham C. Spruit | 1989-02-07 |