BT

Bengt-Arne Torstensson

📍 Vallentuna, SE: #43 of 159 inventorsTop 30%
Overall (All Time): #1,665,762 of 4,157,543Top 45%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
5052492 Method for sealing an elongated, hollow cavity, and a device for carrying out the method — 1991-10-01
4438654 Device for taking ground water samples in soil and rock — 1984-03-27
4332172 Device for determining the pore water pressure in a soil — 1982-06-01