Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5149249 | Shaft seal assembly, especially for high-pressure turbocompressors | Helmut Schellong, Karl-Heinz Victor, Gustav Maser, Ralf Dedeken | 1992-09-22 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5149249 | Shaft seal assembly, especially for high-pressure turbocompressors | Helmut Schellong, Karl-Heinz Victor, Gustav Maser, Ralf Dedeken | 1992-09-22 |