SR

Sven A. V. Ringqvist

📍 Norrtälje, SE: #51 of 136 inventorsTop 40%
Overall (All Time): #4,124,405 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4235445 Sealing system for piston rod of hot gas engine Sven G. K. Lundholm 1980-11-25