Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8420189 | Method for the production of a sealing cover and sealing cover produced by said method | Heinz Buttgen, Tilo Callenbach | 2013-04-16 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8420189 | Method for the production of a sealing cover and sealing cover produced by said method | Heinz Buttgen, Tilo Callenbach | 2013-04-16 |