RW

Roger Wolmer

DA Degussa Ag: 1 patents #33 of 130Top 30%
Overall (1989): #60,374 of 140,708Top 45%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4859238 Silver-iron material for electrical contacts Wolfgang Weise, Peter Braumann 1989-08-22