RD

Ronald J. DePlazes

📍 Phoenix, AZ: #38 of 235 inventorsTop 20%
🗺 Arizona: #166 of 945 inventorsTop 20%
Overall (1989): #63,888 of 140,708Top 50%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4815542 Ground leveling attachment for box-scraper — 1989-03-28