RS

Richard N Spann

UN Unknown: 1 patents #29,356 of 83,584Top 40%
📍 Carlisle, MA: #210 of 364 inventorsTop 60%
🗺 Massachusetts: #42,150 of 88,656 inventorsTop 50%
Overall (All Time): #2,165,999 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
7007812 Dual rail tool holder — 2006-03-07
6783013 Dual rail tool holder — 2004-08-31