GJ

Gustav Jenne

TT Terra Ag Für Tiefbautechnik: 1 patents #1 of 2Top 50%
📍 Kettwig, DE: #1 of 3 inventorsTop 35%
Overall (1989): #109,518 of 140,708Top 80%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4821813 Percussion drilling apparatus Dietmar Jenne 1989-04-18