Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4923558 | Device for the welding of plastic foil | Bernd Ellenberger, Friedrich Jennet, Karlheinz Schafer, Rainer Spickermann | 1990-05-08 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4923558 | Device for the welding of plastic foil | Bernd Ellenberger, Friedrich Jennet, Karlheinz Schafer, Rainer Spickermann | 1990-05-08 |