Issued Patents 2003
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6516961 | Ringlift crane | Alexander Knecht, Manfred Kretschmer, Ralf Frankenberger | 2003-02-11 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6516961 | Ringlift crane | Alexander Knecht, Manfred Kretschmer, Ralf Frankenberger | 2003-02-11 |