DR

David M. Richards

📍 Ida Grove, IA: #2 of 2 inventorsTop 100%
🗺 Iowa: #89 of 549 inventorsTop 20%
Overall (1989): #121,928 of 140,708Top 90%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4880221 Table for holding work pieces for drilling, cutting and the like 1989-11-14