BP

Bengt A. Persson

📍 Como, IT: #70 of 268 inventorsTop 30%
Overall (All Time): #1,672,510 of 4,157,543Top 45%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
4723705 Device for ventilating a closed conduit system — 1988-02-09
4601071 Flush system — 1986-07-22
4436107 Ventilation valve — 1984-03-13