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Charles J. Duke

ZM Zippo Manufacturing: 1 patents #19 of 36Top 55%
📍 Duke Center, PA: #1 of 1 inventorsTop 100%
🗺 Pennsylvania: #43,221 of 74,527 inventorsTop 60%
Overall (All Time): #3,384,988 of 4,157,543Top 85%
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Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
7214055 Colinear burner Ronald J. Meister 2007-05-08