FS

Fred S. Sperling

SS Sperling Railway Services: 1 patents #1 of 1Top 100%
📍 Canton, OH: #21 of 74 inventorsTop 30%
🗺 Ohio: #1,649 of 5,836 inventorsTop 30%
Overall (2003): #225,549 of 273,478Top 85%
1
Patents 2003

Issued Patents 2003

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6622849 Hopper door assembly and method for feeding bulk metal objects from a hopper 2003-09-23