DN

Dwayne S. Norman

📍 Calgary, CA: #23 of 156 inventorsTop 15%
Overall (1997): #157,083 of 185,788Top 85%
1
Patents 1997

Issued Patents 1997

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5642782 Downhole clutch assembly Allan D. Grimshaw 1997-07-01