Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5193253 | Coupling piece and method for connecting containers | Thomas Janke | 1993-03-16 |
| 5012560 | Coupling piece and a method for connecting containers | Thomas Janke | 1991-05-07 |