FV

Frank Vavra

US Usx: 1 patents #29 of 116Top 25%
Overall (All Time): #3,922,312 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
4809766 Continuous caster breakout damage avoidance system Timothy Ryan Greene, Jerry D. Oberlander, Richard O. Ostertag 1989-03-07