Issued Patents 2005
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6966545 | Chain block | Ralf Eising, Torsten Sattler, Thilo Walloschek, Rudiger Ostholt | 2005-11-22 |
| 6964409 | Chain block | Erik Appel, Ralf Eising, Jurgen Heun, Jörg Lindemaier, Klaus Wissing +2 more | 2005-11-15 |