CP

Charles J. Prange

SE Sewer Rodding Equipment: 3 patents #1 of 1Top 100%
📍 Cridersville, OH: #1 of 2 inventorsTop 50%
🗺 Ohio: #108 of 3,574 inventorsTop 4%
Overall (1989): #11,431 of 140,708Top 9%
3
Patents 1989

Issued Patents 1989

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
4878517 High pressure hose pulsation attachment — 1989-11-07
4839936 Automated sewer cleaning rodding machine — 1989-06-20
4838302 Sewer cleaning equipment — 1989-06-13