AA

Ake Astberg

SA Svenska Rotor Maskiner Aktiebolag: 2 patents #2 of 12Top 20%
📍 Nacka, SE: #81 of 222 inventorsTop 40%
Overall (All Time): #2,345,938 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
RE32568 Screw rotor machine and rotor profile therefor — 1987-12-29
4435139 Screw rotor machine and rotor profile therefor — 1984-03-06