DA

Donald W. Alwood

DL Delfield Company Llc,: 1 patents #10 of 29Top 35%
📍 Holland, MI: #791 of 1,299 inventorsTop 65%
🗺 Michigan: #49,615 of 86,293 inventorsTop 60%
Overall (All Time): #3,792,374 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5292353 Air scrubber Arnold S. Kaufman, Robert L. Anderson, James T. Otenbaker, Frederick F. Fritz 1994-03-08