Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6431063 | Embossing press for producing embossed seams | Rainer Dolfel, Stephan Frank, Joachim Freiheit | 2002-08-13 |
| 5123605 | Expanding mechanism for tensioning and positioning reel cores | Reinhard Hehner | 1992-06-23 |