DH

Dale F. Hawkey

📍 Edmonton, CA: #922 of 2,912 inventorsTop 35%
Overall (All Time): #2,340,780 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4651021 Pulser circuit 1987-03-17
4641531 Ultrasonic inspection apparatus and method for locating multiple defects in eccentric wall tubular goods Roger Dale REEVES 1987-02-10