Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4424838 | Arrangement for protection of metal surfaces against corrosion | — | 1984-01-10 |
| 4354773 | Ground covering element having raised portions at the useful side which are separated from one another by dummy gaps, a ground covering element group of such ground covering elements, and a method of producing such ground covering elements | — | 1982-10-19 |
| 4315394 | Wrap-around packaging machine | — | 1982-02-16 |