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John R. Smart

RL Reed Tool Company Limited: 1 patents #19 of 34Top 60%
Overall (All Time): #3,939,911 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4873895 Manufacture of rotary drill bits Malcolm R. Taylor, John D. Barr 1989-10-17