LP

Lloyd H. Parker

CC Crane & Co.: 2 patents #46 of 188Top 25%
Overall (All Time): #2,349,540 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4608162 Rotating biological contactor apparatus Robert W. Hankes 1986-08-26
4444658 Rotating biological contactor apparatus Robert W. Hankes 1984-04-24