DG

Deborah L. Griffey

📍 Clarksville, TN: #42 of 159 inventorsTop 30%
🗺 Tennessee: #7,532 of 20,272 inventorsTop 40%
Overall (All Time): #2,366,209 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4325556 Playing disc Joseph F. DeCanto 1982-04-20
4219196 Mathematics game board apparatus Joseph F. DeCanto 1980-08-26