Jurgen Gerber

Follow

Person

Ergste, DT

People

Patents Grantslast 30 patents

Information Patent Grant
Hydraulically controlled and driven bucket wheel dredge
- Patent number 3,945,138
- Issue date Mar 23, 1976
- Orenstein & Koppel Aktiengesellschaft
- Helmut Heusler
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING