Mitsuhiro Shibasaki

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Multi-shaft drilling unit
- Patent number 5,797,465
- Issue date Aug 25, 1998
- Chemical Grouting Company, Ltd.
- Mitsuhiro Shibasaki
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Grant
Multi shaft drilling unit
- Patent number 5,575,345
- Issue date Nov 19, 1996
- Chemical Grouting Company. Ltd.
- Mitsuhiro Shibasaki
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING