Comporgan Rendszerhaz Kozos Vallalat

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Information Patent Grant
Catchwater drain, excavating structure and method of construction
- Patent number 4,934,865
- Issue date Jun 19, 1990
- Comporgan Rendszerhaz Kozos Vallalat
- Laszlo Varkonyi
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING

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