VH

Vernon M. Vanden Hoek

UN Unknown: 1 patents #29,356 of 83,584Top 40%
📍 Lynnville, IA: #3 of 5 inventorsTop 60%
🗺 Iowa: #8,735 of 15,303 inventorsTop 60%
Overall (All Time): #3,946,315 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4723629 Extension ladder with auxiliary extension leg and supporting legs Leonard J. Maasdam 1988-02-09