BE

Bill Engelhardt

Overall (All Time): #2,315,276 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
5002088 Clean-in-place pressure and vacuum relief valve Charles D. Brown 1991-03-26
4682619 Reverse-buckling rupture disk Miner E. Clift 1987-07-28