JB

John A. Beckman

DL Dana Limited: 1 patents #13 of 62Top 25%
📍 Denver, PA: #1 of 2 inventorsTop 50%
🗺 Pennsylvania: #852 of 3,759 inventorsTop 25%
Overall (1989): #96,623 of 140,708Top 70%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4888224 Composite tubular elements and methods of fabrication Barry L. Zackrisson 1989-12-19