JH

John D. Hagan

CC Cretex Companies: 1 patents #12 of 20Top 60%
📍 Golden Valley, MN: #231 of 378 inventorsTop 65%
🗺 Minnesota: #32,449 of 52,454 inventorsTop 65%
Overall (All Time): #4,078,865 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4360041 Cleanout fitting Larry Swanson, David Anderson 1982-11-23