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Martin A. Bollands

BP British Petroleum: 1 patents #145 of 360Top 45%
Overall (All Time): #3,987,899 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4715455 Drill shoe William C. Pike, Prem S. Thukral, Timothy P. Woolmington 1987-12-29