NG

Norman J. Grifhorst

📍 Wichita, KS: #6 of 47 inventorsTop 15%
🗺 Kansas: #35 of 252 inventorsTop 15%
Overall (1982): #40,884 of 81,411Top 55%
1
Patents 1982

Issued Patents 1982

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4343470 Ball rolling game — 1982-08-10