DR

David E. Rosenberg

📍 Pittsburgh, PA: #60 of 296 inventorsTop 25%
🗺 Pennsylvania: #852 of 3,759 inventorsTop 25%
Overall (1989): #121,875 of 140,708Top 90%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4821400 Method of making brake shoe stock Gilbert B. Burkhart, III, Don Casper 1989-04-18