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Harvey L. Downing

📍 Garland, TX: #694 of 1,186 inventorsTop 60%
🗺 Texas: #73,555 of 125,132 inventorsTop 60%
Overall (All Time): #3,936,650 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4862394 Drop height recorder David B. Thompson, Stanley V. Preskitt, Michael V. Allred 1989-08-29