CG

Calvin L. Guthrie

RO Roho: 1 patents #20 of 26Top 80%
📍 Belleville, IL: #94 of 206 inventorsTop 50%
🗺 Illinois: #48,934 of 84,256 inventorsTop 60%
Overall (All Time): #3,811,003 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5364162 Backrest assembly for a wheelchair Christopher A. Bar 1994-11-15