SB

Sally L. Butler

📍 Ferndale, AR: #2 of 2 inventorsTop 100%
🗺 Arkansas: #2,823 of 5,804 inventorsTop 50%
Overall (All Time): #3,673,735 of 4,157,543Top 90%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5707239 Method for playing a multipurpose math function learning game — 1998-01-13