MM

Matti P. Mannonen

📍 Helsinki, FI: #2,126 of 3,940 inventorsTop 55%
Overall (All Time): #3,733,247 of 4,157,543Top 90%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5479746 Component for the construction of ground-bearing stairways and ramps and components for embodying same 1996-01-02