Issued Patents 2011
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7897073 | Method and auxiliary means for producing concrete elements, particularly semi-finished concrete products and/or concrete slabs, as well as auxiliary means for producing concrete slabs | Volker Haag, Karsten Pfeffer, Dejan Krecov | 2011-03-01 |