CS

Charles James Spofford

📍 Greenfield, MA: #2 of 4 inventorsTop 50%
🗺 Massachusetts: #5,064 of 14,432 inventorsTop 40%
Overall (2024): #506,324 of 561,600Top 95%
1
Patents 2024

Issued Patents 2024

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
12173516 Self-aligning jamb jack screw — 2024-12-24