DK

Dagobert Knieling

HQ Heraeus Quarzglas: 1 patents #8 of 25Top 35%
Overall (1997): #162,906 of 185,788Top 90%
1
Patents 1997

Issued Patents 1997

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5643069 Drill for drilling brittle materials Uwe Christiansen, Andreas Schultheis 1997-07-01