SS

Sylvester B. Severson

UN Unknown: 2 patents #12,644 of 83,584Top 20%
📍 Rice Lake, WI: #30 of 63 inventorsTop 50%
🗺 Wisconsin: #23,834 of 40,088 inventorsTop 60%
Overall (All Time): #4,056,353 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4399737 Corrugated air return bulkhead — 1983-08-23