OE

Omer Evrard

UN Unknown: 1 patents #172 of 2,033Top 9%
📍 Oyonnax, FR: #4 of 9 inventorsTop 45%
Overall (1994): #85,697 of 165,921Top 55%
1
Patents 1994

Issued Patents 1994

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5284642 Alkali or alkaline earth metal ferrates, their preparation and their industrial applications Rene A. Gerardin, Nathalie Schmitt, Jean-Luc Evrard 1994-02-08