John C. Springer

📍 Hotchkiss, CO: #5 of 17 inventorsTop 30%

🗺 Colorado: #24,093 of 40,980 inventorsTop 60%

Overall (All Time): #3,813,467 of 4,157,543Top 95%

Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
D353408	Dice baseball game board	—	1994-12-13