Josef Krings

Follow

Person

D 5138 Heinsberg, Oberbruch, DT

People

Patents Grantslast 30 patents

Information Patent Grant
Sheeting-plate for trench sheeting
- Patent number 4,048,778
- Issue date Sep 20, 1977
- Josef Krings
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Grant
Cribbing plate for securing conduit trenches or the like
- Patent number 3,999,393
- Issue date Dec 28, 1976
- Josef Krings
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Grant
Self-supporting sheeting panel for trenches or the like
- Patent number 3,969,852
- Issue date Jul 20, 1976
- Josef Krings
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Grant
Guided head for a trench brace of trench sheeting devices
- Patent number 3,950,952
- Issue date Apr 20, 1976
- Josef Krings
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Grant
Lining apparatus for the protection of trenches
- Patent number 3,937,026
- Issue date Feb 10, 1976
- Josef Krings
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING