AH

Albert L. Hoffmanner

CP Champion Spark Plug: 1 patents #18 of 71Top 30%
Overall (All Time): #4,017,445 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
4526551 Production of electrodes Sheldon L. Semiatin, Richard S. Podiak 1985-07-02