MD

Michael T. Duffee

📍 New Castle, PA: #142 of 267 inventorsTop 55%
🗺 Pennsylvania: #43,221 of 74,527 inventorsTop 60%
Overall (All Time): #4,071,694 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4335891 Game transportation device Francis Alley 1982-06-22