YL

Yves Longpre

📍 Sherbrooke, CA: #357 of 670 inventorsTop 55%
Overall (All Time): #4,009,200 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4495688 Prefabricated concrete panel with truss François Longpré, Pierre Longpre 1985-01-29