SC

Siegfried Chszaniecki

HG Hermann Berstorff Maschinenbau Gmbh: 2 patents #3 of 11Top 30%
Overall (1982): #7,697 of 81,411Top 10%
2
Patents 1982

Issued Patents 1982

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4320928 Drive means for a twin screw extruder 1982-03-23
4315440 Double screw extruder transmission 1982-02-16