DH

David M. Hambley

📍 Calgary, CA: #45 of 274 inventorsTop 20%
Overall (2004): #239,706 of 270,089Top 90%
1
Patents 2004

Issued Patents 2004

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6797166 Underdrain apparatus Philip Hambley, Cole Carothers, Govert L. Bassett 2004-09-28