Shigeyuki Sogo

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Sayama, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method of constructing a continuous cut-off wall and a core of a fi...
- Patent number 4,266,885
- Issue date May 12, 1981
- Ohbayashi-Gumi Ltd.
- Kazuaki Naito
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING