Kidoh Construction Co., Ltd.

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Hyogo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Propulsion method of pipe to be buried without soil discharge and a...
- Patent number 5,211,510
- Issue date May 18, 1993
- Kidoh Construction Co., Ltd.
- Koichi Kimura
- E21 - EARTH DRILLING MINING
Information Patent Grant
Measuring method of fluctuations of ground and its apparatus
- Patent number 5,040,421
- Issue date Aug 20, 1991
- Kidoh Construction Co., Ltd.
- Koichi Kimura
- G01 - MEASURING TESTING