RF

Robert Friedenthal

📍 Marlboro, MA: #110 of 184 inventorsTop 60%
🗺 Massachusetts: #56,664 of 88,656 inventorsTop 65%
Overall (All Time): #4,087,552 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4261576 Backgammon set with folding parts for retraction and extension — 1981-04-14