JK

James F. Kowalczyk

BS Binney & Smith: 1 patents #36 of 92Top 40%
Overall (All Time): #3,842,010 of 4,157,543Top 95%
1
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
D323186 Ball point pen David K. Clark, Sam D. Han, Charles W. Dietterich 1992-01-14