WP

Wilhem E. Pavonet

PR Prayon: 1 patents #10 of 16Top 65%
Overall (All Time): #4,084,495 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
4252775 Process for treatment of residues from ferriferous zinc ores Armand L. Davister, Renaud F. Quatpers 1981-02-24