TJ

Tryggve J. Johansson

📍 Älvängen, SE: #12 of 19 inventorsTop 65%
Overall (All Time): #4,107,560 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4191915 Door operating apparatus — 1980-03-04