DM

Donald O. McCreight

DI Dresser Industries: 2 patents #157 of 787Top 20%
📍 Bethel Park, PA: #102 of 258 inventorsTop 40%
🗺 Pennsylvania: #30,495 of 74,527 inventorsTop 45%
Overall (All Time): #2,352,381 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4506025 Silica castables Thomas R. Kleeb, George H. Criss 1985-03-19
4290814 High alumina brick Stanley R. Pavlica 1981-09-22