DC

Douglas E. Campbell

Overall (All Time): #3,752,518 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
5555853 Lightweight back-pack generator set having a spark-ignited engine operating on middle distillate fuels Douglas M. Bowen, Clint Gray, David Collier, Steven L. Hickman, Norman J. Hole +4 more 1996-09-17