JH

Johan Louis Havenga

Overall (2016): #349,599 of 481,213Top 75%
1
Patents 2016

Issued Patents 2016

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
9468975 Treatment of chemical feedstocks Johannes Theodorus Nel, Willem Liebenberg Retief, Wilhelmina Du Plessis, Johannes Petrus Le Roux 2016-10-18