DB

Duane R. De Boef

VM Vermeer Manufacturing: 1 patents #9 of 30Top 30%
📍 New Sharon, IA: #1 of 2 inventorsTop 50%
🗺 Iowa: #238 of 1,020 inventorsTop 25%
Overall (2005): #208,931 of 245,428Top 90%
1
Patents 2005

Issued Patents 2005

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6840471 Rotary grinder apparatus and method Keith Roozeboom, Gary Verhoef 2005-01-11