PD

Paul A D'Ambra

📍 Andover, MA: #866 of 1,295 inventorsTop 70%
🗺 Massachusetts: #56,664 of 88,656 inventorsTop 65%
Overall (All Time): #3,551,143 of 4,157,543Top 90%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6419562 Method and apparatus for sharpening drill bits — 2002-07-16