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John Rene Spronken

📍 Calgary, CA: #176 of 661 inventorsTop 30%
Overall (2017): #363,021 of 506,227Top 75%
1
Patents 2017

Issued Patents 2017

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
9851049 Crane tie arm adjustment — 2017-12-26