EG

Eitan Gratch

Overall (All Time): #4,010,437 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
4500496 Process for purifying molybdenite concentrates James W. Austin, Ronald G. Bradburn, Clarence A. Cromwell, Erich Groiss, Derek Perkins +1 more 1985-02-19