DH

Derek Hird

DL Dywidag-Systems International Pty Limited: 1 patents #1 of 2Top 50%
📍 Newcastle, AU: #1 of 1 inventorsTop 100%
Overall (2022): #475,688 of 548,613Top 90%
1
Patents 2022

Issued Patents 2022

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
11236613 Encapsulation system and method of installing a rock bolt David W. Evans 2022-02-01