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John Seal

DP Diversified Products: 1 patents #1 of 5Top 20%
📍 Thief River Falls, MN: #1 of 5 inventorsTop 20%
🗺 Minnesota: #407 of 2,022 inventorsTop 25%
Overall (1989): #92,943 of 140,708Top 70%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4795147 Convertible exercise device — 1989-01-03