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J. F. R. Slinkman

🗺 Virginia: #18,729 of 34,511 inventorsTop 55%
Overall (All Time): #3,692,835 of 4,157,543Top 90%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5791989 Method of playing a blackjack game with a modified betting arrangement — 1998-08-11