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Henry R. DeGraan

📍 Walnut, CA: #351 of 870 inventorsTop 45%
🗺 California: #185,134 of 386,348 inventorsTop 50%
Overall (All Time): #2,134,115 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
7520708 Sealing plug with reinforced stem Marek Ciulis 2009-04-21
4655009 Weatherproofing strip — 1987-04-07