AM

Alastair Henry Walter Macfarlane

ND National Oilwell Dht: 1 patents #2 of 9Top 25%
📍 Forfar, GB: #3 of 5 inventorsTop 60%
Overall (2018): #494,040 of 503,207Top 100%
1
Patents 2018

Issued Patents 2018

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
10000970 Downhole drilling assembly with motor powered hammer and method of using same Rory McCrae Tulloch, Alan Martyn Eddison 2018-06-19