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John A. Stefonsky

📍 Tampa, FL: #1,536 of 2,931 inventorsTop 55%
🗺 Florida: #33,682 of 67,251 inventorsTop 55%
Overall (All Time): #3,605,088 of 4,157,543Top 90%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6017282 Golf ball position marking system — 2000-01-25