RB

Richard C. Burrington

📍 Crystal, MN: #143 of 227 inventorsTop 65%
🗺 Minnesota: #32,449 of 52,454 inventorsTop 65%
Overall (All Time): #4,037,535 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4459141 Air cleaning device William J. Campbell, Ross T. Petersen 1984-07-10