Issued Patents 2020
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10876643 | Diaphragm non-return valve for a compressed air system | Armin Sieker, Arne Stephan, Olaf Wichmann | 2020-12-29 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10876643 | Diaphragm non-return valve for a compressed air system | Armin Sieker, Arne Stephan, Olaf Wichmann | 2020-12-29 |