Fred Brunk

DG Dr. C. Otto Feuerfest Gmbh: 1 patents #1 of 2Top 50%

📍 Hattingen, DE: #2 of 5 inventorsTop 40%

Overall (1994): #136,290 of 165,921Top 85%

Patents 1994

Issued Patents 1994

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
5322826	Refractory material	Wolfgang Becker	1994-06-21