Werner Kiefer

SG Schott Glaswerke: 1 patents #5 of 28Top 20%

Overall (1989): #45,148 of 140,708Top 35%

Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
4870034	Borosilicate glass	—	1989-09-26