Edmond Ruhlmann

CI Ciba-Geigy: 1 patents #138 of 374Top 40%

📍 Saint-Louis, FR: #2 of 5 inventorsTop 40%

Overall (1982): #67,461 of 81,411Top 85%

Patents 1982

Issued Patents 1982

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
4348318	Azo-dyes, their preparation and use	—	1982-09-07