Masao Murakami

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Komatsu, JP

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Patents Grantslast 30 patents

Information Patent Grant
Direct driven type shock ripper device
- Patent number 5,094,017
- Issue date Mar 10, 1992
- Kabushiki Kaisha Komatsu Seisakusho
- Norihisa Matsumoto
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING