JK

Jack L. Ketterer

📍 Saint Michael, MN: #81 of 117 inventorsTop 70%
🗺 Minnesota: #32,449 of 52,454 inventorsTop 65%
Overall (All Time): #4,116,946 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4215436 Headwear mounted transparent film distributing means — 1980-08-05