DJ

Denise John

NL Nov Downhole Eurasia Limited: 1 patents #5 of 12Top 45%
Overall (2018): #437,723 of 503,207Top 90%
1
Patents 2018

Issued Patents 2018

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
9869131 Drill bit Stephen Williams, Ryan Basson Graham 2018-01-16