CL

Carl Lindgren

KO Koppers: 3 patents #12 of 126Top 10%
Overall (All Time): #1,680,112 of 4,157,543Top 45%
3
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
4527488 Coke oven charging car — 1985-07-09
4435250 Device for adjusting the position of a track mounted car — 1984-03-06
4375389 Coke oven door cleaner — 1983-03-01