DL

David M. LaCroix

KS Keystone Retaining Wall Systems: 1 patents #1 of 5Top 20%
📍 Windom, MN: #48 of 202 inventorsTop 25%
🗺 Minnesota: #2,366 of 6,876 inventorsTop 35%
Overall (2022): #482,204 of 548,613Top 90%
1
Patents 2022

Issued Patents 2022

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
11401714 Retaining wall containing wall blocks with weight bearing pads — 2022-08-02