DM

Donald D. Metzger

PI Ppg Industries: 1 patents #662 of 1,216Top 55%
📍 Alma, MI: #25 of 40 inventorsTop 65%
🗺 Michigan: #49,615 of 86,293 inventorsTop 60%
Overall (All Time): #3,996,648 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4592846 Method and reservoir for in-ground containment of liquid waste Jeffrey Merriman 1986-06-03