Matti Numminen

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Espoo, FI

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Patents Grantslast 30 patents

Information Patent Grant
Means for providing a vertical drain in soil
- Patent number 4,537,527
- Issue date Aug 27, 1985
- Pohjavahvistus Oy
- Mauno O. Juhola
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING