RH

Robert Hack

AG Arthur Pfeiffer Vakummtechnik Wetzlar Gmbh: 1 patents #2 of 6Top 35%
📍 Biebertal, MI: #1 of 1 inventorsTop 100%
Overall (1989): #63,203 of 140,708Top 45%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4850576 Heat treatment of materials Ralf Peter, Wilhelm Polhede 1989-07-25