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Harold A. Downing

📍 Hutchinson, KS: #70 of 137 inventorsTop 55%
🗺 Kansas: #6,307 of 12,005 inventorsTop 55%
Overall (All Time): #4,116,706 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4214849 Retractable rail for a vehicle lift — 1980-07-29