Seiichiro Takizawa

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method and apparatus for grading and measuring a surface having a c...
- Patent number 4,970,800
- Issue date Nov 20, 1990
- Kajima Road Company
- Seiichiro Takizawa
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Grant
Method and apparatus for grading and measuring a surface having a c...
- Patent number 4,852,278
- Issue date Aug 1, 1989
- Kajima Corporation
- Seiichiro Takizawa
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING