Helene LeFranc

RC Rhone-Poulenc Chimie: 1 patents #22 of 127Top 20%

📍 Chaponost, FR: #2 of 3 inventorsTop 70%

Overall (1997): #143,412 of 185,788Top 80%

Patents 1997

Issued Patents 1997

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
5689009	Preparation of hydroxybenzaldehydes	—	1997-11-18