WM

William R. Materna

ME Merkle Engineers: 1 patents #1 of 2Top 50%
📍 Dubuque, IA: #10 of 26 inventorsTop 40%
🗺 Iowa: #89 of 549 inventorsTop 20%
Overall (1989): #43,696 of 140,708Top 35%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4809621 Refractory brick protection for membrane boiler walls — 1989-03-07