Claus J. Ludwig

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Walnut Creek, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
Retaining wall with an outer face and method of forming the same
- Patent number 5,551,810
- Issue date Sep 3, 1996
- Schnabel Foundation Company
- John A. Franceski
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING

Patents Applicationslast 30 patents

Information Patent Application
Supported Underpinning Piers
- Publication number 20070048095
- Publication date Mar 1, 2007
- SCHNABEL FOUNDATION COMPANY
- K. Ronald Chapman
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING