MD

Michel Duchemin

📍 Douai, FR: #10 of 52 inventorsTop 20%
Overall (All Time): #1,682,457 of 4,157,543Top 45%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
4484706 Resilient rail fastener — 1984-11-27
4373667 Devices for elastically fastening rail-way rails by locking — 1983-02-15
4353503 Resilient mounting for a rail on its support — 1982-10-12