EV

Enrique R. Valdez

📍 Mexico City, MX: #1 of 8 inventorsTop 15%
Overall (1982): #66,853 of 81,411Top 85%
1
Patents 1982

Issued Patents 1982

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4326884 Process for obtaining metal values from ores containing such metals as oxides or convertible into such oxides Vicente Soriano G., Carmin Marino A. 1982-04-27