FB

Francis Brion

UN Unknown: 1 patents #206 of 2,107Top 10%
📍 Gagny, FR: #2 of 4 inventorsTop 50%
Overall (1997): #153,007 of 185,788Top 85%
1
Patents 1997

Issued Patents 1997

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5594127 Intermediates for the preparation of .DELTA..sup.4,9(11),17(20) -pregnatriene-3-ones Jean Buendia, Christian Diolez, Michel Vivat 1997-01-14