DB

Duane R. De Boef

VM Vermeer Manufacturing: 1 patents #14 of 36Top 40%
📍 New Sharon, IA: #1 of 3 inventorsTop 35%
🗺 Iowa: #250 of 1,029 inventorsTop 25%
Overall (2002): #226,655 of 266,432Top 90%
1
Patents 2002

Issued Patents 2002

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6422495 Rotary grinder apparatus and method Keith Roozeboom, Gary Verhoef 2002-07-23