RC

Robert L. Copen

🗺 Ohio: #715 of 3,574 inventorsTop 25%
Overall (1989): #64,062 of 140,708Top 50%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4810140 Apparatus for machining slots in apertures 1989-03-07