RL

Ralph E. Lingenfelter

📍 Friendsville, TN: #9 of 25 inventorsTop 40%
🗺 Tennessee: #7,532 of 20,272 inventorsTop 40%
Overall (All Time): #2,350,796 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4630455 Triple roll, layer top, sock 1986-12-23
4192019 Mini-sock 1980-03-11