SL

Sidney Liberfarb

📍 Shrewsbury, MA: #467 of 938 inventorsTop 50%
🗺 Massachusetts: #42,150 of 88,656 inventorsTop 50%
Overall (All Time): #2,221,497 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6170803 Leverage tool for opening sticking windows — 2001-01-09
5967483 Non-passive copy holder with rotatable drum Florence Liberfarb 1999-10-19