OL

Otmar Langwadt

DG Dywidag-Systems International Gmbh: 1 patents #1 of 4Top 25%
Overall (2011): #200,635 of 364,097Top 60%
1
Patents 2011

Issued Patents 2011

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
7967532 Ground anchor or rock anchor with an anchor tension member comprised of one or more individual elements with corrosion-protected anchor head design Frank Schmidt 2011-06-28