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John Rene Spronken

📍 Calgary, CA: #172 of 622 inventorsTop 30%
Overall (2021): #391,871 of 548,734Top 75%
1
Patents 2021

Issued Patents 2021

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
D916419 Universal spreader bar — 2021-04-13