DK

Donald E. Kropp

Overall (All Time): #2,373,271 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
4202553 Seal cartridge for agitator shaft of a chemical reactor 1980-05-13
4198373 Low profile drive for agitator shaft of chemical reactor vessel Glenn Caldwell 1980-04-15