CG

Calvin D. Grade

📍 St. Augustine, FL: #163 of 315 inventorsTop 55%
🗺 Florida: #33,682 of 67,251 inventorsTop 55%
Overall (All Time): #3,909,455 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
D309926 Puzzle George A. Petrucelli 1990-08-14