OF

Orlando H. Friesen

📍 Littleton, CO: #1,041 of 1,939 inventorsTop 55%
🗺 Colorado: #24,093 of 40,980 inventorsTop 60%
Overall (All Time): #4,055,771 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4397590 Method and apparatus for compacting backfill in trenches John Fink 1983-08-09