DM

Donald May

📍 Independence, MO: #1 of 8 inventorsTop 15%
🗺 Missouri: #45 of 859 inventorsTop 6%
Overall (1989): #28,824 of 140,708Top 25%
2
Patents 1989

Issued Patents 1989

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4854782 Apparatus for lifting structures 1989-08-08
4800700 Method and apparatus for lifting and supporting slabs 1989-01-31