Hideo Kanbayashi

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Katano, JP

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Patents Grantslast 30 patents

Information Patent Grant
Articulated shield tunneling machine
- Patent number 5,135,326
- Issue date Aug 4, 1992
- Kabushiki Kaisha Komatsu Seisakusho
- Norio Mitani
- E21 - EARTH DRILLING MINING