AC

Andrew Philip Churchill

CL Churchill Drilling Tools Limited: 1 patents #1 of 1Top 100%
Overall (2023): #521,955 of 537,848Top 100%
1
Patents 2023

Issued Patents 2023

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
11802462 Downhole sealing — 2023-10-31