EL

Ervin C. Loomis

📍 Jefferson, IA: #4 of 9 inventorsTop 45%
🗺 Iowa: #8,735 of 15,303 inventorsTop 60%
Overall (All Time): #4,091,488 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4273367 Pipe coupling Gary E. Keeney, Allen K. Zurcher 1981-06-16