HF

Herbert Frohlich

DW Dyckerhoff & Widmann: 1 patents #5 of 17Top 30%
📍 Bad Reichenhall, DE: #2 of 4 inventorsTop 50%
Overall (1989): #106,989 of 140,708Top 80%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4801222 Pressure-tight pipe connection for a driven pipeline — 1989-01-31