HC

Henry G. Cummings

📍 Holbrook, MA: #23 of 39 inventorsTop 60%
🗺 Massachusetts: #56,664 of 88,656 inventorsTop 65%
Overall (All Time): #3,961,900 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4781083 Ratchet key chuck tool — 1988-11-01