GN

Gerald J. Neppel

📍 Duluth, MN: #107 of 317 inventorsTop 35%
🗺 Minnesota: #23,881 of 52,454 inventorsTop 50%
Overall (All Time): #2,369,632 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4305315 Valve box adjusting tool — 1981-12-15
4253355 Valve box adjusting tool — 1981-03-03