FP

Frederick J. Powell

CP Champion Spark Plug: 1 patents #18 of 71Top 30%
Overall (All Time): #4,046,997 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
4368166 Method for the production of a ceramic insulator Jonathan W. Hinton, Robert W. Matz 1983-01-11