PF

Paul Francin

📍 Nomain, FR: #2 of 4 inventorsTop 50%
Overall (All Time): #3,621,438 of 4,157,543Top 90%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6091061 System for reducing radial leaks in a regenerative air heater for thermal equipment Philippe Dreisler, Jean-Claude Semedard 2000-07-18