GR

Georg Rieger

DW Dyckerhoff & Widmann: 1 patents #32 of 81Top 40%
Overall (All Time): #4,026,490 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
4559691 Device for securing a sleeve on the abutting ends of reinforcing bars Alto Mannhart 1985-12-24