DB

Douglas J. Brenna

📍 Eagan, MN: #561 of 891 inventorsTop 65%
🗺 Minnesota: #32,449 of 52,454 inventorsTop 65%
Overall (All Time): #3,726,154 of 4,157,543Top 90%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5673491 Crane level indicator device Shirley A. Brenna 1997-10-07