DB

Donald T. Bontempo

📍 Everett, MA: #70 of 118 inventorsTop 60%
🗺 Massachusetts: #56,664 of 88,656 inventorsTop 65%
Overall (All Time): #3,889,947 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5065690 Swimming pool leak detector — 1991-11-19