US

Ulf Sjolin

SA Svenska Rotor Maskiner Aktiebolag: 1 patents #3 of 12Top 25%
Overall (All Time): #3,956,518 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4761124 Screw-type rotary machine having at least one rotor made of a plastics material Karlis Timuska 1988-08-02