DS

David Swenson

HS Harbor Steel & Supply: 1 patents #1 of 6Top 20%
📍 Iron River, MI: #6 of 32 inventorsTop 20%
🗺 Michigan: #1,670 of 6,370 inventorsTop 30%
Overall (2003): #238,865 of 273,478Top 90%
1
Patents 2003

Issued Patents 2003

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6588865 Carrousel file cabinet Robert Caldwell, Charles B. Carter, David Kersjes, Gardner Klaasen 2003-07-08