Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7921608 | Variable volume container unit hoisting device for lowering and raising a telescopical expansion element with upper and lower elements that cooperate with guide elements and a plurality of lower stops | Andreas Serden | 2011-04-12 |
| 7918053 | Container | Andreas Serden, Patrick Treutle | 2011-04-05 |