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Nigel Dennis Griffin

CLCamco Drilling Group Limited: 1 patents #1 of 1Top 100%
Whitminster, GB: #1 of 1 inventorsTop 100%
Overall (1994): #87,328 of 165,921Top 55%
1 Patents 1994

Issued Patents 1994

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5348109 Cutter assemblies and cutting elements for rotary drill bits 1994-09-20