Group by: Item Type | No Grouping Jump to: Patent Number of items: 4. PatentCouncil of Scientific and Industrial Research (1969) Improved cell or battery systems incorporating copper oxalate cathode. 113593. Council of Scientific and Industrial Research (1968) Improvements in or relating to he fabrication of cuprous chloride. 106820. Council of Scientific and Industrial Research (1967) Chemical recovery of tin metal from the acid detaining bath. 105081. Council of Scientific and Industrial Research (1966) Production of anodic coatings of black color on copper or copper rich alloys. 93681. |