FH

Frederick Houghland

📍 Coffeyville, KS: #41 of 56 inventorsTop 75%
🗺 Kansas: #6,307 of 12,005 inventorsTop 55%
Overall (All Time): #3,802,177 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5330390 Rider propelled roundabout Tim C. Liebert 1994-07-19