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John P. Silvia

CI Compo Industries: 1 patents #5 of 7Top 75%
Overall (All Time): #4,123,576 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
4233012 Bias stretching apparatus for imitation-leather Charles M. Willwerth 1980-11-11