ED

Emile deChamplain

📍 Gatineau, CA: #938 of 1,550 inventorsTop 65%
Overall (All Time): #3,422,162 of 4,157,543Top 85%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
7073411 Torsion spring tensioning apparatus Fred Primrose 2006-07-11