KS

Karl S. Springborn

Overall (All Time): #2,367,269 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4340350 Process and apparatus for the manufacture of sintered tungsten carbide tool tips — 1982-07-20
4303416 Process and apparatus for the manufacture of sintered tungsten carbide tool tips — 1981-12-01